Cake:

2 c. all purpose flour
1 tsp. baking soda
2 c. sugar
1 c. Coca-cola (or Dr. Pepper, if you like)
1 c. butter
2 tbsp. cocoa
1/2 c. buttermilk
2 eggs, beaten
1 tsp. vanilla
1 1/2 c. miniature marshmallows

Combine flour, soda and sugar together. Stir well and set aside.

Combine cola, butter and cocoa in a heavy saucepan; bring to boil, stirring constantly. Gradually stir into flour mixture. Stir in buttermilk, eggs, vanilla and marshmallows.

Pour into greased and floured 9X13 pan.

Bake at 350°F for 30-35 minutes.

Spread cola frosting over warm cake.

Frosting:

1/2 c. butter
1/4 c. Coca-cola
3 tbsp. cocoa
3 c. sifted powdered sugar
1 tsp. vanilla extract
chopped nuts

Combine butter, cola and cocoa in a heavy saucepan; bring to boil, stirring constantly. Remove from heat and add vanilla and sugar. Blend well.

Spread frosting over warm Cola Cake, and sprinkle top with chopped nuts.