1 c. Coca Cola
1/2 c. butter
1/2 c. oil
1/4 c. cocoa
1 1/2 c. miniature marshmallows
2 c. flour
2 c. sugar
1 tsp. baking soda
1/2 c. buttermilk
2 eggs, beaten
1 tbsp. vanilla
1/4 c. cocoa
6 tbsp. Coca Cola
1/2 c. butter
1 lb. powdered sugar
1 c. chopped pecans
1 tsp. vanilla

In a saucepan, combine 1 cup Coke, 1/2 cup butter, oil and 1/4 cup cocoa. Bring to a boil, remove from heat, add the marshmallows, stir and let sit until melted.

In a large mixing bowl, combine the flour, sugar, baking soda, buttermilk, eggs, 1 tablespoon vanilla and mixture in the saucepan. Mix until well blended and pour into a greased and floured 9x13 inch pan. Bake at 325 degrees for 45 minutes or until done.

In a pan, bring to a boil 1/4 cup cocoa, 6 tablespoons Coke and 1/2 cup butter. Remove from heat and add the powdered sugar, nuts and vanilla, stirring until well blended. Pour on the hot cake and cut into squares.