Fork cutting a piece of Texas sheet cake

Texas Sheet Cake

Moist chocolate cake topped with rich chocolate fudge icing
Course Dessert
Cuisine American
Prep Time 5 minutes
Cook Time 25 minutes
Total Time 30 minutes
Servings 20 servings
Calories 301kcal
Author I Heart Eating


Chocolate Cake

  • 1/2 cup butter
  • 1/4 cup unsweetened cocoa powder
  • 1 cup water
  • 1/2 cup buttermilk¹
  • 1/4 cup fat-free plain Greek yogurt²
  • 2 large eggs
  • 1 teaspoon vanilla extract
  • 2 cups all-purpose flour
  • 1 1/4 cups granulated sugar
  • 1 teaspoon baking soda
  • 1/2 teaspoon salt

Chocolate Icing

  • 1/2 cup butter
  • 1/4 cup unsweetened cocoa powder
  • 1/3 cup buttermilk³
  • 3 cups powdered sugar4
  • 1 teaspoon vanilla
  • 1 cup chopped pecans optional


  • Preheat oven to 350 F. Grease a cookie sheet (I use a 15x11-inch rimmed cookie sheet) with edges.
  • Melt butter in a large saucepan.
  • Once butter has melted, stir in water and cocoa powder; bring to a boil.
  • Once at a boil, add buttermilk, and stir to combine.
  • Remove pan from heat.
  • Add the yogurt, eggs, and vanilla, and stir until well-combined.
  • Stir in sugar, flour, baking soda, and salt until just combined.
  • Bake for 15-20 minutes.
  • While the cake is baking prepare the icing.
  • For the icing, combine the butter, cocoa, and buttermilk. Bring to a boil.
  • Remove from heat, and add the powdered sugar, vanilla. Stir to combine. Pour icing over hot cake and spread evenly over cake.
  • Stir to combine.
  • Pour icing over hot cake and spread evenly over cake.
  • Sprinkle chopped nuts over icing, if using.
  • Let the cake sit for at least 30 minutes for the frosting to set up.


  1. Low-fat or full-fat ok.
  2. 2% or full-fat Greek yogurt ok. Can also sub an equal amount of buttermilk in place  of the Greek yogurt.
  3. Low-fat or full-fat ok. 
  4. The frosting should be on the thicker side. Add additional powdered sugar as needed. 
  5. Nutrition values are estimates.


Serving: 1serving | Calories: 301kcal | Carbohydrates: 42g | Protein: 3g | Fat: 13g | Saturated Fat: 6g | Cholesterol: 41mg | Sodium: 221mg | Potassium: 96mg | Fiber: 1g | Sugar: 30g | Vitamin A: 310IU | Vitamin C: 0.2mg | Calcium: 30mg | Iron: 1.1mg