The Best Texas Sheet Cake

The Best Texas Sheet Cake

Let me set the scene: it was 7:42 p.m. on a Wednesday night, and I was hosting friends for a casual dinner. Everything was going great until someone said, “What’s for dessert?” Cue the panic.

I had nothing. Zilch. Nada.

But then, I remembered my mom’s famous Texas Sheet Cake—the rich, moist, crackle-topped dessert she used to whip up in a flash. It had saved the day more than once in my childhood, and now, it was about to do it again.

In just 30 minutes, I had a warm, glossy, chocolate-glazed cake ready to serve—and folks were going back for seconds before I even set the forks down.

This is not just a cake. It’s a time-saving, crowd-pleasing, chocolate-lovers’ dream come true.

Texas Sheet Cake cut into squares on a sheet pan, rich and delicious by The Food Cafe.

The Best Texas Sheet Cake | The Food Cafe

Why You’ll Love This Texas Sheet Cake

  • Ready in just 30 minutes from start to finish!
  • Rich chocolate glaze that crackles slightly when you slice in
  • Super moist and fudgy texture thanks to buttermilk and cocoa
  • Feeds a crowd (24 servings!) – perfect for parties, potlucks, and holidays
  • A classic family favorite that never fails to impress

Two pieces of texas sheet cake staked on top of each other topped with a scoop of vanilla ice cream and chocolate sauce served on a white plate with gold spoon, by The Food Cafe.

Quick Ingredient Overview

You don’t need anything fancy here. This sheet cake is made with classic pantry staples:

For the Cake:

  • 2 cups all-purpose flour
  • 2 cups sugar
  • 1/2 tsp salt
  • 1/2 cup butter (1 stick)
  • 1 cup water
  • 3 tbsp unsweetened cocoa powder
  • 2 eggs
  • 1/2 tsp baking soda
  • 1/2 cup buttermilk
  • 1 tsp vanilla extract
  • 1 tsp white vinegar

For the Frosting:

  • 1/2 cup butter (1 stick)
  • 2 tbsp unsweetened cocoa powder
  • 6 tbsp whole milk
  • 1 box (about 4 cups) powdered sugar, sifted
  • 1 tsp vanilla extract
  • 1 cup chopped pecans (optional)

(Pro tip: Keep these on hand and you’ll never be without a dessert again!)

Step-by-Step Instructions

  1. Preheat your oven to 325°F.
  2. Mix dry ingredients: In a large bowl, whisk together flour, sugar, and salt.
  3. Create the chocolate base: In a saucepan, melt butter with water and cocoa powder until smooth (don’t let it boil!). Pour into the dry mixture and stir.
  4. Add wet ingredients: Beat the eggs, baking soda, buttermilk, vanilla, and vinegar in a small bowl. Add to the batter and mix until just combined.
  5. Bake: Pour into a 12x17x1-inch ungreased sheet pan and bake for 20 minutes.
  6. Make the frosting: While the cake bakes, melt butter, cocoa, and milk in a saucepan. Remove from heat, add sifted powdered sugar, vanilla, and pecans (if using). Stir until smooth.
  7. Frost the cake while it’s still warm for that perfect shiny finish.

Can I make Texas Sheet Cake ahead of time?

Yes! It keeps beautifully at room temp (covered) for up to 5 days, or refrigerate in an airtight container.

Do I need to sift the powdered sugar for the icing?

Yes! This ensures a silky-smooth frosting without lumps. No sifter? A fine-mesh strainer or whisk works too.

What size pan should I use?

A 12x17x1-inch rimmed sheet pan is ideal. This keeps the cake thin and lets that glaze shine.

Expert Tips & Tricks

  • Don’t let the butter/chocolate mixture boil—it can burn and create a bitter taste.
  • Always sift your powdered sugar for the smoothest icing.
  • Frost the cake while it’s hot—it helps the glaze spread and set beautifully.
  • Let it cool slightly before serving for the best texture (or top with ice cream while warm!).

Optional Substitutions and Variations

  • Dairy-Free? Use plant-based butter and almond milk.
  • Nut-Free? Skip the pecans entirely.
  • Add a flavor twist: Stir a pinch of cinnamon into the batter or use espresso powder in the glaze for mocha vibes.

Storage and Meal Prep

  • Room Temperature: Store covered for up to 5 days.
  • Refrigerate: Up to 1 week in an airtight container.
  • Freeze: Slice, wrap individually, and freeze for up to 2 months. Thaw at room temp or warm briefly in the microwave.

Three pieces of Texas Chocolate Sheet Cake staked high with a decadent icing by The Food Cafe.

Nutrition Facts (Per Serving)

  • Calories: 149
  • Carbohydrates: 26g
  • Protein: 2g
  • Fat: 4g
  • Saturated Fat: 1g
  • Cholesterol: 15mg
  • Sodium: 85mg
  • Sugar: 17g

Join the Conversation

If you try this Texas Sheet Cake, leave a comment and a star rating below!
Pin it, share it, and tag me @shannon_ladywarrior when you serve it up!

Looking for more chocolatey crowd-pleasers? Try:

12 comments on “The Best Texas Sheet Cake”

  1. Hello – what is yhe measurement for the powdered sugar in the icing. Your ingredients list says “one box”, what does this equal in cups measurements? Thank you.

  2. This recipe looks amazing. Can’t wait to try it. One question. Calls for 1 cube of butter. How much is that? One stick? 1/2 cup? 1 pound? Haven’t run across the term ‘cube’ baking before, although I’m guessing it’s common for you

  3. What is a cube of butter

  4. What type flour? All purpose; self rising; or plain( guess since did not call for baking powder plain is out).

  5. This is the best cake ever!

  6. Are you sure it is one stick or 2 sticks?

    • Carrie,

      It is one stick of butter for the cake and 1 stick of butter for the glaze, so yes it would be 2 total.

      Shannon 🙂

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