Chocolate Sheath Cake

2 sticks butter
1 cup water
2 cups flour
2 cups sugar
1/4 cup cocoa
2 eggs
1 teaspoon soda
1 teaspoon cinnamon
1 teaspoon vanilla
1/2 cup buttermilk

Preheat oven to 400F. In large mixing bowl add flour, sugar, cocoa, soda and cinnamon and set aside. In small sauce pan add butter, water and bring to a boil. Pour hot mixture over dry ingredients and buttermilk, eggs, and vanilla. Mix well. Pour batter into 11x15x1-inch pan.
Bake 20 minutes.

Icing:
1 stick butter
1/4 cup cocoa
1/4 cup milk
1 pound box powdered sugar
1 teaspoon vanilla
1 1/2 cup chopped peacans

Put butter, cocoa and milk in small saucepan and heat until it starts to boil. Pour over powered sugar. Blend well and add vanilla and pecans. Pour over hot cake.