Ask three pizza lovers what makes a Sicilian pizza Sicilian and you’ll get four answers, two arguments, and someone insisting it’s basically focaccia (it sort of is, but don’t tell anyone). The short version: it’s thick, square, oil-crisped on the bottom, pillowy in the middle, and sauced like it means business. The longer version involves Arab-influenced bakers in Palermo, a 19th-century street food called sfincione, a boat full of Sicilian immigrants, and a New York love affair with mozzarella that changed the recipe forever.

This is the full story of what Sicilian pizza is, what makes it different from every other pizza style, why the sauce sometimes goes on top of the cheese, and how to make a properly good one in your home oven without buying a single piece of new equipment. If you’ve ever bitten into a square slice with a crackly base and an inch of soft, airy interior and wondered why your local pizzeria can’t seem to replicate it, this article is for you.

What Is Sicilian Pizza?

Sicilian pizza is a thick-crust, square or rectangular pizza baked in an oiled pan, with a base that gets crispy and almost fried from the oil, and a crumb that stays light and airy inside. In the United States, “Sicilian pizza” usually means a dough over an inch thick, topped with tomato sauce and mozzarella cheese, cut into squares. In Sicily itself, the closest thing is called sfincione — and it’s a different animal entirely.

The defining features are texture and shape. The shape is square because it’s baked in a rectangular pan (a baking sheet works just fine — more on that later). The texture is the magic: crisp underneath thanks to a generous slick of olive oil in the pan, then soft, open, and slightly spongy in the middle thanks to a high-hydration dough and a long, lazy rise. It’s the pizza equivalent of biting through a perfectly toasted crust into fresh bread.

Where Sicilian Pizza Comes From

Sicilian pizza dates back to 19th-century Sicily, where it became a popular dish in the western part of the island and was the everyday pizza of choice until around the 1860s, according to historical records on Sicilian pizza. Before tomatoes were widely available, the dough itself was the star — Sicilian bakers built on flat, focaccia-like breads that traced their lineage to the Greeks (olive oil, grain) and the Arabs (flatbread technique), both of whom shaped Sicilian cuisine over centuries.

Enter Sfincione

The pizza most Americans call “Sicilian” is really descended from sfincione (or sfinciuni in Sicilian dialect) — a Palermo specialty whose name translates loosely to “thick sponge”. A traditional sfincione is rectangular, dressed with tomato sauce, onions, anchovies, oregano, breadcrumbs scattered across the top, and a strong cheese like caciocavallo or pecorino romano. Crucially, there’s no mozzarella. Sicily’s dairy industry was historically sheep- and goat-based, so hard, salty cheeses dominated. Mozzarella simply wasn’t part of the picture.

How It Became “American” Sicilian Pizza

When Sicilian immigrants arrived in the United States in the late 19th and early 20th centuries, they brought sfincione with them. In New York — already humming with cheap, plentiful cow’s milk thanks to upstate New York’s dairy farms — bakers swapped the hard Sicilian cheeses for mozzarella, which was easier to find and considerably less expensive. The result was the slice you now know as Sicilian pizza: square, thick, gooey with mozzarella, with tomato sauce sometimes still cheekily spooned on top of the cheese as a nod to the original. The style spread through Italian-American neighbourhoods in New Jersey, Pennsylvania, Connecticut, Rhode Island, and (eventually) Michigan, where it would mutate one more time into the modern Detroit-style pizza.

5 Traits That Define A Sicilian Pizza

If you’re trying to figure out whether what you’re eating is genuinely Sicilian or just a thick-crust impostor wearing the costume, look for these five signs.

Sicilian vs Neapolitan vs New York vs Detroit

Sicilian pizza shares family resemblance with several other styles, which means it gets confused with all of them at some point. Here’s how it actually stacks up.

Detroit-style pizza is essentially Sicilian’s spicier cousin — it evolved from Sicilian dough recipes brought to Detroit by Italian immigrants and refined in steel auto-parts trays. If you’ve enjoyed our Detroit-style pizza guide, you already know most of what makes a great Sicilian work. For a broader tour, our popular pizza styles overview walks through how all the major styles relate to each other.

Why The Sauce Sometimes Goes On Top

The first time I made a Sicilian pizza with the sauce ladled on top of the mozzarella, my wife asked if I’d had a stroke mid-bake. Fair question. It looks wrong. It’s not.

The reason is purely practical: a thick Sicilian dough soaks up moisture like a sponge. If you put a wet tomato sauce directly on the dough and pile cheese on top, the sauce seeps into the dough as it bakes and you end up with a soggy bottom (yes, I learned this the hard way). By putting the cheese down first, you create a moisture barrier between the wet sauce and the dough. The cheese melts into the dough, the sauce sits on top in proud little dollops, and the base stays crispy. It’s the same logic that makes a perfectly built grilled cheese work.

That said, plenty of American Sicilian pizzerias do put the sauce underneath. Both are legitimate. The traditional sfincione almost always builds sauce-on-top because it predates the mozzarella addition entirely — and once mozzarella entered the picture, the structural logic just held up. Try both ways at home and see which crust texture you prefer.

Why You’ll Love Sicilian Pizza

Here’s the honest case for why Sicilian pizza deserves a permanent place in your home rotation, not just an occasional takeout splurge.

It’s hard to mess up. Unlike a Neapolitan, which lives or dies by a 900°F oven you almost certainly don’t own, Sicilian pizza is forgiving. A standard home oven at 475–500°F gets you most of the way there. A baking sheet is fine. Bread flour from the supermarket is fine. The dough rises slowly in a pan, so timing doesn’t have to be split-second.

It feeds a crowd. One 13″×18″ sheet pan cuts into 12 generous squares — perfect for a party, a family dinner, or a Friday night where four hungry adults are pretending they only want “a slice or two”.

It rewards good ingredients without demanding fancy ones. The dough is just bread flour, water, salt, yeast, and a glug of extra virgin olive oil. The sauce is crushed San Marzano tomatoes, salt, and maybe a clove of garlic. The toppings can be as traditional or as wild as you want.

It tastes better the next day. Reheat a square in a hot oven (not a microwave, please) and the bottom re-crisps while the centre stays soft. Honestly, day-two Sicilian leftovers might be my favourite breakfast.

How To Make Sicilian Pizza At Home

You don’t need a pizza stone, a baking steel, or any special pan. A standard half-sheet baking sheet (or a 9×13 cake pan for thicker results), a good pour of olive oil, and a little patience are all you need.

If your dough fights you during stretching, that’s almost always a gluten relaxation issue rather than a recipe problem — our guide to dough that tears during stretching covers the fix in detail. For more on choosing the right flour, see our breakdown of the best flours for pizza bases. And for sauce variations, our homemade pizza sauce guide covers cooked and raw versions for different styles.

Mistakes To Avoid With Sicilian Pizza

Three errors are responsible for roughly 90% of disappointing home Sicilian pizzas. Knowing them in advance saves you a lot of trial and a little error.

1. Not Enough Olive Oil In The Pan

If you’re worried about pouring “too much” olive oil into the pan, you’re not pouring enough. The oil is what fries the base. A dry pan gives you a soft, bready bottom instead of a crackly one. Use 3–4 tablespoons in a half-sheet pan, full stop.

2. Rushing The Proof

Sicilian dough needs time in the pan to open up. If you skip that second rise (or cut it short), you end up with a dense, tight crumb — closer to a tough flatbread than a pillowy slice. Give it the full 90 minutes minimum. If your kitchen is cool, longer.

3. Leaving It In The Pan To Cool

This is the move that snatches victory away at the last moment. As soon as the pizza is out of the oven, get it out of the pan and onto a wire rack. Trapped steam in a hot pan will turn that beautifully crisp base soggy in about three minutes. Use a thin spatula to lift the corner — it should slide out without resistance.

Sicilian Pizza FAQ

Final Slice

Sicilian pizza is one of those rare foods that’s been hiding in plain sight your whole life. You’ve probably eaten dozens of square slices without ever stopping to wonder why they’re square in the first place — or why your favourite bakery’s version tastes nothing like the one from the pizza chain down the road. Now you know: it’s a 200-year story that started in Palermo, took a boat to New York, picked up some mozzarella along the way, and ended up sitting on a sheet pan in your kitchen, waiting for you to give it the proof time it deserves.

Make it once. The first bite — that crackle on the bottom, the cloud of soft crumb above it, the sauce that finally has room to taste like something — will tell you everything you need to know about why this style has survived so long.