2 cups flour
2 cups sugar
2 stick butter
3 tbsp. cocoa
2 eggs
1 cup coke
1 tsp. baking soda
1/2 cup buttermilk
1 tsp. vanilla
1 1/2 cup mini marshmallows

Heat butter, cocoa and coke over medium heat until it begins to boil (watch it - will boil over very fast). Stir this mixture as butter is beginning to melt to make sure cocoa is wet) Mix together flour, sugar and baking soda. Add eggs and buttermilk and vanilla. Beat well. Add hot cocoa mixture to flour mixture and beat well. Pour into greased and floured 9x13 pan. Sprinkle marshmallows on top and bake at 350°F for 45 to 55 minutes or until cake puffs up all the way to center.

Icing:

1 cup chopped pecans
3 tbsp. dry cocoa
6 tbsp. coke
3 1/2 cups sifted powdered sugar
1/2 cup butter

Heat cocoa, coke and butter until it comes to a boil (watch it). Add powdered sugar and nuts. Pour over hot coke and right out of oven. Cool in pan.