- 1/3 cup butter
- 1/3 cup plain yogurt
- 4 (1 ounce) squares German sweet chocolate
- 1 cup cola-flavored carbonated beverage
- 2 cups all-purpose flour
- 1 1/3 cups white sugar
- 1 teaspoon baking soda
- 1/2 cup buttermilk
- 2 eggs
- 1 teaspoon vanilla extract
- Preheat oven to 350 degrees F (175 degrees C). Grease and flour two 9 inch pans.
- In a medium saucepan, heat butter, yogurt, chocolate and cola until chocolate is completely melted.
- In a large bowl, mix flour, sugar, and baking soda. Add chocolate mixture, buttermilk, eggs and vanilla. Beat until smooth. Pour batter into two 9 inch round pans.
- Bake at 350 degrees F (175 degrees C) for 30 to 35 minutes, or until a toothpick inserted into cake comes out clean.