8 Simple and Easy Crowd Pleasing Sheet Pan Desserts for a Crowd

These simple and easy crowd pleasing sheet pan desserts for a crowd are what I make when I need to feed twenty people from one pan, because a sheet pan bakes more servings at once than any cake pan or muffin tin.

From cookie bars to a Texas sheet cake, an apple slab pie, and a giant cookie cake, they all bake flat and cut into neat squares that go a long way.

Here are the eight I bring to every gathering!

A half sheet pan holds roughly twenty-four squares, which is what makes these the right call for a potluck, a bake sale, or a birthday.

Everything here bakes in a single pan and cuts into portions once it cools, so there’s no frosting a layer cake or scooping individual cookies.

1. Sugar Cookie Bars

Soft sugar cookie dough pressed into a sheet pan, baked, and topped with buttercream, so you get the sugar cookie without rolling and cutting a single one.

The dough goes into the pan in one press, which saves the whole afternoon a batch of cut-outs would take.

Tint the frosting to match whatever the occasion is.

They cut into two dozen bars and travel well!

2. Texas Sheet Cake

A thin, fudgy chocolate cake baked in a sheet pan and poured over with a warm chocolate icing that sets into a glaze.

The icing goes on while the cake is still warm so it soaks in at the edges.

It’s the potluck cake that feeds a whole church basement, and it’s been doing it for generations.

Pecans over the icing are traditional, and easy to leave off for half the pan.

3. Sheet Pan Cookie Cake

One giant chocolate chip cookie baked in a sheet pan, decorated with frosting around the edge like a cookie cake from the mall.

It’s a birthday cake for people who would rather have a cookie.

Press the dough evenly so it bakes flat and cuts into clean squares.

Pipe the frosting once it’s fully cool.

4. Sheet Pan Key Lime Pie

A graham crust pressed into a sheet pan and filled with a tangy key lime custard, cut into squares once it sets.

It’s key lime pie for a crowd without juggling several pie plates.

Chill it fully before cutting so the squares hold their shape.

A little whipped cream and a lime wedge on each one!

5. Sheet Pan Brownies

Fudgy brownies baked thin across a whole sheet pan, so every square has an edge, which is the part everyone actually wants.

Because the batter is spread thin, the whole pan is edges and corners.

Underbake them slightly and let them cool in the pan so they stay fudgy.

They cut into a lot of squares from one batch.

6. Apple Slab Pie

A full pie’s worth of apple filling baked flat between two crusts on a sheet pan, cut into squares like a bar.

One slab pie feeds two or three times what a round pie does, which is the whole point for a crowd.

A lattice top looks impressive and is easier to manage flat than in a pie plate.

A drizzle of icing over the top once it cools.

7. Chocolate Chip Cookie Bars

Chocolate chip cookie dough pressed into a sheet pan and baked into thick, chewy bars, no scooping required.

It’s the chocolate chip cookie in the easiest possible form for a big batch.

Pull them when the edges are set and the middle still looks soft.

They stay chewy for days in a covered pan.

8. Sheet Pan Fruit Pizza

A sugar cookie crust baked flat, spread with sweet cream cheese frosting, and covered in fresh fruit, cut into colorful squares.

It’s the dessert that looks like the most work and is close to the least.

Arrange the fruit in rows so every square gets a mix.

Assemble it the day you serve it so the crust stays crisp under the fruit.

Notes on Sheet Pan Desserts

A half sheet pan cuts into roughly twenty-four squares, and a quarter sheet does about a dozen, so pick the size to the crowd.

Line the pan with parchment with an overhang, and you can lift the whole slab out to cut it cleanly on a board.

Bars and brownies come out fudgier when they’re slightly underbaked and cooled in the pan, since they keep cooking as they sit.

Chill the pies and the fruit pizza fully before cutting so the squares hold their edges.

A heavy half sheet pan bakes evenly and won’t warp under a full batch of batter.

A offset spatula spreads batter and frosting flat, and a bench scraper cuts even squares.

A covered carrier gets the whole pan to the party without wrapping and rewrapping.

Most of these keep for days covered, and the bars actually improve on day two.

More Crowd Pleasers on the Site

The quick crockpot dinners with ten minutes of prep post is where the dinner comes from before the dessert.

My slow cooker chicken and dumplings is the potluck main I bring alongside one of these pans.

And the hearty crockpot beef stew with root vegetables is the cozy dinner these desserts finish off.