To Die For Chocolate Cake - cooking recipe

Ingredients

Cake
1/2 cup butter
1/4 cup cocoa
1 cup water
1/2 cup oil (veggie or canola)
2 cups flour
2 cups sugar
2 eggs (at room temp)
2 teaspoons cinnamon (best you can find)
1/2 teaspoon table salt
1/2 cup buttermilk
1 teaspoon baking soda
1 teaspoon vanilla
FROSTING
1/2 cup butter
1/4 cup cocoa
1 tablespoon cocoa
1/3 cup buttermilk
1 teaspoon vanilla
1 (16 ounce) box powdered sugar (3 1/2 cups/16 oz)

Preparation

Melt butter, cocoa, water and oil -- bring to a simmer. To the hot mixture in a stand mixer, add remaining cake ingredients, mixing well after each addition.
Pour into greased 10 1/2 by 15 1/2 pan (or jelly roll pan). Bake at 400 degrees for 20 minutes (check at 15). DO NOT OVER BAKE. Test with a toothpick at 15 minutes. Remove from oven and cool on a wire rack.
While the cake is cooling, prepare frosting. Melt 1 stick butter, cocoa, buttermilk, vanilla and powdered sugar and mix well in stand mixer. Pour frosting on top of warm cake.