2 sticks butter
1 c. water
1 tbsp. cocoa
2 c. flour
2 c. sugar
2 eggs
1 tsp. cinnamon
1/2 c. buttermilk
1 tsp. baking soda
1 tbsp. vanilla
1 jar marshmallow creme

Preheat oven to 400 degrees. Combine butter, water and cocoa in saucepan and bring to a boil. Add the rest of the ingredients except the marshmallow creme and mix together while hot. Pour into sheet pan that has been greased and bake for 20 minutes. Remove from oven and spread jar of marshmallow creme on top and then ice immediately.

ICING:

1 stick butter
4 tbsp. cocoa
Powdered sugar, enough to blend well
6 tbsp. milk
1 tsp. vanilla
1/2 c. chopped nuts

Cream butter and cocoa together in bowl. Add powdered sugar, milk, vanilla and nuts, mixing well. Pour over cake and serve.