1 c. butter, softened
2 c. plain flour
1 3/4 c. granulated sugar
3 tbsp. cocoa
1 tsp. baking soda
1/2 tsp. salt
1 tsp. vanilla
2 eggs
1/2 c. buttermilk
1 c. Coca-Cola
1 1/2 c. miniature marshmallows

Combine all ingredients except Coke and marshmallows. Beat at medium speed until well blended. Add Coke and marshmallows and stir to mix well. Pour into greased and floured 13"x9"x2" pan. Bake at 350 degrees for 40 to 45 minutes.

FROSTING:

1/2 c. softened butter
3 tsp. cocoa
1 box powdered sugar
1/3 c. Coca-Cola

Combine all ingredients, beating until smooth. Chopped pecans may be added. Spread on cooled cake.