Recipes Desserts Cakes Sheet Cake Recipes Grandma's Chocolate Texas Sheet Cake 4.6 (58) 49 Reviews 7 Photos This Texas sheet cake is hands down my all-time favorite cake! I fell in love with making it after my grandmother shared the recipe with me. This dessert is super quick, easy, and fun to make. I definitely recommend this for first-time bakers and anyone else who would love to take a bite out of a delicious chocolate treat. Submitted by Bekah Miller Updated on November 27, 2023 Tested by Allrecipes Test Kitchen Tested by Allrecipes Test Kitchen The Allrecipes Test Kitchen staff are a team of culinary pros who make and vet recipes using only equipment you'd find in a home kitchen. Staff credentials vary but include training at the Culinary Institute of America; kitchen stints in fine dining restaurants; and countless hours in the test kitchen itself. Meet the Allrecipes Test Kitchen Save Rate Print Share Close Add Photo 7 7 7 7 Prep Time: 15 mins Cook Time: 25 mins Additional Time: 5 mins Total Time: 45 mins Servings: 24 Yield: 1 10x15-inch cake Jump to Nutrition Facts Cook Mode (Keep screen awake) Ingredients 1x 2x 4x Oops! Something went wrong. Our team is working on it. Original recipe (1X) yields 24 servings Cake: 1 cup salted butter 1 cup water 3 tablespoons cocoa powder 2 cups all-purpose flour 2 cups white sugar ½ teaspoon salt ½ cup buttermilk 2 large eggs 1 teaspoon baking soda 1 teaspoon vanilla extract Frosting: ½ cup unsalted butter 6 tablespoons milk 3 tablespoons cocoa powder 1 teaspoon vanilla extract 2 cups confectioners' sugar Directions Preheat the oven to 350 degrees F (175 degrees C). Grease and flour a 10x15-inch cake pan. Prepare the cake: Combine butter, water, and cocoa powder in a saucepan over medium heat. Cook until butter has melted and mixture comes to a boil. Remove from the heat and cool slightly. Dotdash Meredith Food Studios Meanwhile, mix flour, sugar, and salt together in a large bowl. Beat buttermilk, eggs, baking soda, and vanilla extract together in a separate bowl. Add melted butter mixture to flour mixture, then add buttermilk-egg mixture and beat until thoroughly combined. Pour into the prepared cake pan. Dotdash Meredith Food Studios Bake in the preheated oven until a toothpick inserted into the center comes out clean, about 20 minutes. Remove cake from the oven and cool on a wire rack for 5 minutes. While the cake bakes, make the frosting: Combine butter, milk, cocoa powder, and vanilla extract in a saucepan over medium heat. Stir until butter melts, then stir in powdered sugar. Dotdash Meredith Food Studios Spread frosting over the warm cake. Dotdash Meredith Food Studios Recipe Tip If using a dark-coated pan, bake the cake at 325 degrees F (165 degrees C) instead. I Made It Print 68 home cooks made it! Nutrition Facts (per serving) 259 Calories 12g Fat 36g Carbs 2g Protein Show Full Nutrition Label Hide Full Nutrition Label Nutrition Facts Servings Per Recipe 24 Calories 259 % Daily Value * Total Fat 12g 16% Saturated Fat 8g 38% Cholesterol 47mg 16% Sodium 170mg 7% Total Carbohydrate 36g 13% Dietary Fiber 1g 3% Total Sugars 27g Protein 2g 5% Vitamin C 0mg 0% Calcium 20mg 2% Iron 1mg 4% Potassium 55mg 1% * Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs. ** Nutrient information is not available for all ingredients. Amount is based on available nutrient data. (-) Information is not currently available for this nutrient. If you are following a medically restrictive diet, please consult your doctor or registered dietitian before preparing this recipe for personal consumption.