How Many Slices In an 18 Inch Pizza

A scrumptious monster that not only satisfies your appetite but also draws attention and becomes the focal point of any gathering is the enormous 18-inch pizza. An 18-inch pizza is the ideal choice for a special occasion, whether you’re feeding a large group, spending the evening at home with friends, or just feeling indulgent.

In this blog post, we’ll explore the fascinating world of the 18-inch pizza, delving into its origins, versatile topping combinations, and creative ways to serve it at your next event. So grab a slice and join us on this mouth-watering journey, because when it comes to pizza, size truly does matter!

What Is an 18-Inch Pizza?

A huge, round pizza measuring 18 inches in diameter normally generates 8 to 12 pieces. One of the most common sizes sold in pizzerias and restaurants is this one. Although it is bigger than the customary 14-inch size, the 24-inch family size option is still a better choice.

An 18-inch pizza is a terrific choice for family meals or bigger groups because it can feed up to four people. It is a well-liked option for anyone who want to feed a sizable gathering of pals. An 18-inch pizza will fulfill everyone’s hunger regardless of the situation.

What Is the Origin of the 18-Inch Pizza?

Like many other areas of pizza history, the 18-inch pizza’s beginnings are fairly obscure. But the origins of contemporary pizza may be found in Naples, Italy, in the late 18th and early 19th centuries. Pizzas were often created in a range of sizes in Naples, some of which had a diameter of up to 18 inches.

With the influx of Italian immigrants in the early 20th century, pizza’s popularity in the United States started to rise. Pizza shops in the US began selling a variety of sizes of pizza, including the now-famous 18-inch size. Due to its huge, family-style portions and ease of sharing among friends, the 18-inch pizza may have gained popularity in the US.

The origin of the 18-inch pizza is unknown, although it is most likely the result of the adaptation and evolution of pizza customs as they spread from Italy to the United States and other countries.

how big is an 18 inch pizza
how big is an 18 inch pizza

How Big Is an 18-Inch Pizza?

An 18-inch pizza is a large-sized pizza that measures 18 inches, or 45.7 cm, in diameter. This quantity of pizza is ideal for feeding a crowd, usually between 3-6 people (depending on how hungry they are!). Along with smaller and bigger sizes, 18-inch pizzas are often available on the menus of pizzerias and restaurants. Therefore, the 18-inch pizza is a wonderful option if you’re searching for a generously sized pizza to share with your friends or family.

How Many Slices Are in an 18-Inch Pizza?

How many slices will I get from an 18 inch pizza? A medium 18-inch pizza will typically yield 8–10 pieces for you. Each slice can be anything from 1-2 inches wide and 5-6 inches long.

However, how big a slice of pizza you cut should be depends on how many people are going to consume it. If just one or two people are dining, fewer and larger slices may be cut, whereas if there are more people at the table, smaller pieces may be cut to make sure everyone receives enough to eat.

How Many Calories Are in an 18-Inch Pizza?

Depending on the style of pizza and the toppings used, an 18-inch pizza’s calorie count might change. Each piece of a typical 18-inch cheese pizza has between 250 and 300 calories. However, a pizza with more cheese or meat toppings can have a large increase in calories per slice, often from 300 to 400 calories or more.

It’s crucial to remember that a full 18-inch pizza, depending on the quantity and kind of toppings utilized, might contain thousands of calories. Consider your topping choices carefully and stick to lesser serving sizes if you’re attempting to save calories. To help reduce the overall calorie count, think about using veggie toppings or a thin crust.

How to Serve 18-Inch Pizza at a Party or Gathering?

Serving an 18-inch pizza at a party or gathering is a great way to feed a large group of people, and there are several tips to make the serving process easier and more enjoyable for everyone. Here are some suggestions:

  1. Use a large cutting board or pizza tray: This will allow you to easily cut and transfer the pizza without messing up the toppings or burning yourself.
  2. Cut the pizza into equal slices: Use a pizza cutter to make sure the slices are evenly sized. You can use a ruler to make sure they are all the same length and width.
  3. Consider using a pizza box: If you are transporting the pizza to a party, it may be easier to use a pizza box to keep it warm and protect it during transportation.
  4. Serve with napkins and plates: Make sure to have enough napkins and plates available for everyone to avoid a mess. You can also provide a variety of toppings and sauces for people to customize their pizza slices.
  5. Keep the pizza warm: If the pizza isn’t being served immediately, keep it warm in the oven on low heat, or cover it with foil to keep it warm.
How Many Slices In an 18 Inch Pizza
How Many Slices In an 18 Inch Pizza

How Many People Can an 18-Inch Pizza Feed?

Depending on how hungry they are and their specific dietary requirements, one 18-inch pizza may normally serve 3-6 people. The number of servings can also vary depending on how thick the slices are, with some pizza joints cutting the pie into 12 pieces and others into 16.

As a general rule of thumb, an 18-inch pizza can feed:

  • 3-4 people if they are very hungry
  • 4-6 people if they are moderately hungry
  • More than 6 people if they are having other food items on the menu, such as appetizers or salads, and they just want a slice or two of pizza.

However, the number of servings can vary depending on the specific situation, so it’s always a good idea to err on the side of ordering more pizza than you think you need. After all, who doesn’t love leftover pizza the next day?

How Many Toppings Can You Add to an 18-Inch Pizza?

Depending on the pizzeria or restaurant you purchase from, there may be a limit on the quantity of toppings you may add to an 18-inch pizza. But generally speaking, you may add up to 5-8 toppings to an 18-inch pizza at most pizzerias.

Having said that, it’s crucial to bear in mind that the more toppings you use, the higher the likelihood that the pizza will become too flavorful and lose its beautiful flavor balance. Adding too many toppings might make the pizza soggy and challenging to consume because certain toppings are heavier than others.

Consider keeping to a few essential toppings that go well together and won’t overshadow the pizza if you’re unsure of how many to add. Sausage and onion, banana peppers, and black olives, as well as pepperoni and mushrooms, are some traditional pizza topping combinations. In the end, topping selection comes down to personal opinion, so feel free to get inventive and experiment with different pairings!

How many cheese varieties can you use on an 18-inch pizza?

An 18-inch pizza can include as many different types of cheese as you choose, but practicality and flavor harmony should be taken into account. Unusual flavor and texture combinations can be made with a variety of cheeses. For pizza, some common types of cheese are:

  1. Mozzarella (fresh or low-moisture)
  2. Provolone
  3. Parmesan
  4. Romano
  5. Asiago
  6. Fontina
  7. Gorgonzola
  8. Ricotta
  9. Feta
  10. Cheddar
  11. Monterey Jack
  12. Colby
  13. Gouda
  14. Swiss
  15. Brie

Although any of these cheeses may be used on an 18-inch pizza, it’s crucial to take their tastes and textures into account. To make a pizza that is well-balanced, you might want to stick to three or four different kinds of cheese. Think about the melting characteristics, tastes (mild, sharp, salty, or acidic), and how they go with the other toppings on the pizza when selecting cheeses. Always keep in mind that combining too many different types of cheese might result in an excessively thick, heavy, or greasy pizza, so finding the ideal balance is crucial.

how big is an 18 inch pizza
how big is an 18 inch pizza

How many different types of dough are there for an 18-inch pizza?

There are various types of pizza dough that can be used for an 18-inch pizza, each offering a unique taste and texture. Here are some popular dough options:

  1. Traditional white dough: Made with all-purpose or bread flour, this is the most common pizza dough and offers a classic texture.
  2. Whole wheat dough: Made with whole wheat flour, this dough offers a more robust flavor and a denser texture than traditional white dough.
  3. Gluten-free dough: Typically made with a blend of gluten-free flours, such as rice, potato, or almond flour, gluten-free dough caters to those with gluten sensitivities or celiac disease.
  4. Neapolitan-style dough: Made with 00 flour (a finely milled Italian flour) and a high hydration level, this dough creates a thin, light, and airy crust with some charring when cooked at high temperatures.
  5. New York-style dough: This dough is similar to traditional white dough but often includes a small amount of sugar and oil, resulting in a thin, foldable crust with a slightly crisp texture.
  6. Sicilian-style dough: A thick, spongy dough typically baked in a sheet pan, Sicilian-style dough results in a thick, square-shaped pizza with a crisp bottom.
  7. Deep-dish dough: Used for Chicago-style deep-dish pizza, this dough is often made with cornmeal or semolina flour and has a rich, buttery flavor.

These are just a few examples of the dough options available for an 18-inch pizza. The type of dough you choose will depend on your personal preference and the style of pizza you want to make. Experiment with different dough recipes and techniques to find the perfect crust for your pizza.

How to Order an 18-Inch Pizza for Delivery or Takeout?

Ordering an 18-inch pizza for delivery or takeout is a simple process. Here are some tips to help make the process smooth:

  1. Choose your toppings: Decide on the toppings you want on your pizza, keeping in mind the number of toppings you want and any dietary restrictions.
  2. Check the restaurant’s menu: Browse the restaurant’s menu online or via an app and locate the 18-inch pizza option. Make sure to check the price and delivery/takeout charges.
  3. Place your order: Once you have decided on your pizza and toppings, place an order with the restaurant via their website, app, or phone. Make sure to provide any special instructions or delivery details, such as gate codes or apartment numbers.
  4. Wait for delivery or pick up the pizza: If you have ordered delivery, sit back and wait for your pizza to arrive. If you have ordered takeout, make sure to arrive at the restaurant on time, and with the necessary payment method (credit card, cash, etc.) if required.
  5. Check your pizza: Before you accept your pizza, make sure to check that the pizza is the correct size, has all the toppings you ordered, and that it is cooked to your liking.

Tips for Ordering and Customizing Your Perfect 18-Inch Pizza

Ordering an 18-inch pizza can be a fun and delicious experience, but it can also be overwhelming with all the customization options available. Here are some tips to help you create the perfect 18-inch pizza:

  1. Use the online menu: Many pizzerias and restaurants have an online menu that you can use to customize your pizza. This makes the process much easier and less overwhelming.
  2. Choose quality toppings: Consider opting for high-quality fresh toppings. Fresh ingredients will give your pizza a more vibrant taste and texture.
  3. Think about texture: Consider adding crispy toppings such as bacon or onions to balance out softer ingredients like mushrooms and peppers.
  4. Consider dietary restrictions: If you or someone in your group has dietary restrictions, make sure to choose toppings that fit their restrictions. For example, if someone is vegetarian, choose vegetable toppings and no meat.
  5. Get creative: Consider trying new toppings or combinations that you haven’t tried before. You never know, you may find a new favorite flavor.
  6. Opt for a mix of toppings: Rather than sticking to one or two toppings, consider mixing and matching to add depth and variety to your pizza.
How Many Slices In an 18 Inch Pizza
How Many Slices In an 18 Inch Pizza

Tips for Cutting an 18-Inch Pizza into Slices

Cutting an 18-inch pizza into slices can be a tricky task, especially if you want to ensure that the slices are equal and uniform in size. Here are some tips to help you cut your 18-inch pizza into slices like a pro:

  1. Use a sharp pizza cutter: A sharp pizza cutter will ensure that you can cut through the pizza with ease and precision.
  2. Let the pizza cool down: Letting the pizza cool down for a few minutes after taking it out of the oven will make it easier to cut and prevent the toppings from moving around.
  3. Use a guide: To ensure that all the slices are the same size, use a guide such as a ruler or a measuring tape. This will help you to cut the pizza into even slices.
  4. Cut from the center: To cut the pizza into slices, start at the center of the pizza and work your way outwards.
  5. Cut in a straight line: Use a steady hand and cut in a straight line to ensure that your slices are neat and even.
  6. Wipe the blade: After every few cuts, make sure to wipe the blade of your pizza cutter with a damp cloth to prevent toppings from sticking to it.


Can an 18-inch pizza be delivered?

Yes, many pizzerias and restaurants offer delivery of an 18-inch pizza. Delivery charges may vary based on the distance and restaurant policies. Check with the restaurant for available delivery options and charges.

How long does it take to cook an 18-inch pizza?

Cooking times can vary depending on the oven and the thickness of the crust. On average, an 18-inch pizza can take anywhere from 12-20 minutes to cook in an oven preheated to 425°F.

Can you freeze an 18-inch pizza?

Yes, you can freeze an 18-inch pizza, but it’s important to wrap it in foil or plastic wrap before placing it in the freezer. Frozen pizza can typically last up to 2-3 months in the freezer.

How to reheat an 18-inch pizza?

To reheat an 18-inch pizza, preheat your oven to 350°F and place the pizza on a baking sheet. Bake for 8-12 minutes or until the cheese is melted and the crust is crispy.

Can you make an 18-inch pizza at home?

Yes, you can make an 18-inch pizza at home. You will need to prepare the dough, sauce, and toppings and bake the pizza at the recommended temperature until it’s cooked through. It can be challenging to cook it like a professional pizzeria, but it’s a fun cooking challenge to do at home.

Can the number of slices vary for an 18-inch pizza?

Yes, some pizzerias may cut their 18-inch pizzas into 8 slices or even 16 slices for smaller portions.

What is the recommended serving size for an 18-inch pizza?

The recommended serving size for an 18-inch pizza is usually one slice per person.

Can I request a specific number of slices when ordering an 18-inch pizza?

Most pizzerias follow a standard slicing pattern, but it’s worth asking if they can accommodate a specific request.

How do I determine the number of slices in an 18-inch pizza if it’s not mentioned?

To estimate the number of slices, divide the circumference of the pizza by the desired width of each slice.

Is it possible to get larger slices from an 18-inch pizza?

Yes, you can request larger slices if desired, but it may result in fewer total slices.

Can I get smaller slices from an 18-inch pizza?

While it’s uncommon, some pizzerias may be willing to cut an 18-inch pizza into smaller slices upon request.

Are there any guidelines for slicing an 18-inch pizza?

Pizzerias typically follow a standard grid-like pattern when slicing an 18-inch pizza to ensure even portions.

How many slices would be appropriate for a large gathering?

For a large gathering, it’s recommended to order multiple 18-inch pizzas and provide one or two slices per person.

What factors can affect the number of slices in an 18-inch pizza?

The thickness of the crust and the desired width of each slice can affect the number of slices in an 18-inch pizza.

Can I customize the number of slices in an 18-inch pizza for different toppings?

The number of slices remains the same regardless of the toppings, but you can request specific toppings on each slice.

How many slices would be suitable for a family of four?

For a family of four, ordering an 18-inch pizza with 12 slices would typically provide three slices per person.


In conclusion, the 18-inch pizza is an impressive and delicious option for satisfying your pizza cravings and making any gathering an unforgettable experience. Its versatile nature allows you to explore a myriad of dough types, sauces, cheeses, and topping combinations, making it the ultimate canvas for your culinary creativity.

Remember that the key to a successful 18-inch pizza lies in finding the right balance between flavors, textures, and toppings. So, whether you’re a seasoned pizza enthusiast or a curious newcomer, don’t be afraid to experiment and discover your perfect pizza masterpiece.

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