Name: Texas Chocolate "Quarter" Sheet Cake
Prep time: 20 min
Cook time: 20 min
Total time: 40 min
Yield: 4-6
Ingredients: For the cake:; 1 cup all-purpose flour; 1 cup granulated sugar; 1/8 teaspoon salt; 1 stick (4 ounces) unsalted butter; 2 heaping tablespoons unsweetened cocoa powder; 1/2 cup boiling water; 1/4 cup buttermilk; 1 large egg, beaten; 1/2 teaspoon baking soda; 1/2 teaspoon vanilla; For the frosting:â?¨7 tablespoons unsalted butter; 2 heaping tablespoons cocoa powder; 3 tablespoons buttermilk; 1 teaspoon vanilla; 2 heaping cups powdered sugar