1 c. butter
3 tbsp. cocoa
1 c. Coca Cola
1/2 c. buttermilk
1 tsp. baking powder
1 tsp. vanilla
1 1/2 c. miniature marshmallows
2 c. sugar
2 eggs
2 c. flour

Heat butter, cocoa, and Coca Cola together until boiling. Cool slightly. Combine buttermilk, soda, vanilla, and marshmallows; add to chocolate mixture. Combine sugar and eggs, stir in flour and add to above. Grease and flour a 9 x 13 inch pan or a large cookie sheet that has a 1 inch edge on it. Place in and bake in 9 x 13 inch pan 50-55 minutes at 350 degrees. The cookie sheet only takes 25-30 minutes. Pierce hot cake with a fork and let frosting run into holes.

FROSTING:

1 c. butter
3 tbsp. cocoa
6 tbsp. Coca Cola
1 (1 lb.) box confectioners sugar
1/2 c. chopped nuts

Bring first 3 ingredients to a boil. Add sugar and beat well. Add nuts. Spread over hot cake.