Cocoa-Cola Cake

Directions

1. 1
   Heat oven to 350°.
2. 2
   Grease a 13 x 9 x 2-inch pan.
3. 3
   Combine sugar and flour.
4. 4
   Set aside.
5. 5
   In saucepan, combine oil, butter, cocoa and cola.
6. 6
   Bring to a boil over medium heat.
7. 7
   Add chocolate mixture to sugar mixture and beat until smooth.
8. 8
   Stir in marshmallows.
9. 9
   Add buttermilk, baking soda, eggs and vanilla.
10. 10
    Mix well; bake 40 to 45 minutes.
11. 11
    Frost with Chocolate Nut Frosting.