Ingredients
Equipment
Method
- In a large saucepan, bring the butter, water, and cocoa to a boil. Remove from the heat.
- Combine the flour, sugar, baking soda, and salt; add to the cocoa mixture. Stir in the sour cream until smooth.
- Pour into a greased 15x10x1-in. baking pan. Bake at 350°F for 20-25 minutes, or until a toothpick inserted in the center comes out clean.
- In a small saucepan, melt the butter; add milk and cocoa. Bring to a boil. Remove from the heat.
- Whisk in the confectioners' sugar and vanilla until smooth. Pour over the warm cake. Cool completely on a wire rack.
Nutrition
Notes
This cake is excellent for making ahead. Once cooled, you can store it at room temperature for up to 3 days. The icing can also be made ahead and stored in the refrigerator; bring it to room temperature and whisk before spreading on the cooled cake.
