2 c. flour
1 tsp. soda
2 c. sugar
2 sticks margarine
1 c. Coca-Cola
3 Tbsp. cocoa
1/2 c. buttermilk
2 eggs, beaten
1 tsp. vanilla
2 c. small marshmallows

Mix flour, soda and sugar. Heat margarine, Coca-Cola and cocoa over medium heat to boiling point. Pour over flour mixture and stir. Add buttermilk, eggs, vanilla and marshmallows. Batter will be thin. Bake in well-greased 3-quart Pyrex pan (13 x 9-inches) for 35 minutes at 350°. Top with favorite frosting.