Ingredients:
1 cup real butter - divided
1 1/4 cup Coca-Cola® - divided
1 oz. square semi-sweet baking chocolate
3/4 cup miniature marshmallows
3/4 cup miniature marshmallows
2 1/3 cups all-purpose flour
1 1/4 cup unsweetened cocoa powder - divided
1 1/2 tsp. baking powder
1 tsp. baking soda
1 tsp. baking soda
1/2 tsp. salt
2 cup granulated sugar
1/2 cup shortening
1/2 cup vegetable oil
3 tsp. vanilla extract - divided
2 eggs
3/4 cup buttermilk
1/4 cup chocolate syrup
3 cups powdered sugar
Directions:
-In a saucepan, bring 1/2 cup butter, 1 cup cola, and chocolate to a boil.
-Remove from heat and stir in marshmallows until dissolved.
-Set aside and allow to cool to room temperature.
-In a bowl, Combine flour, 3/4 cup cocoa powder, baking powder, baking soda, and salt; set aside.
-With an electric mixer, beat together sugar, shortening, oil, and 2 tsp. vanilla until fluffy; beat in eggs and buttermilk.
-Beat in 1/2 of the dry mixture, scraping the sides of the bowl often.
-Beat in cooled cola mixture.
-Add remaining dry mixture and beat for 4 minutes; batter will be thick.
-Pour batter into a greased and floured 13" X 9" X 2" baking pan.
-Bake on top rack of a 350 degree oven for 35-40 minutes, or until toothpick inserted in center comes out clean.
-Cream butter with an electric mixer.
-Beat in 1/2 cup cocoa powder, 1/4 cup cola, chocolate syrup, and 1 tsp. vanilla.
-Slowly add powdered sugar, scraping the sides of the bowl often, while beating with the mixer.
-If frosting seems dry, add small amounts of cola until you reach desired consistency.
-Frost cake while warm.
-Frost cake while warm.