
Prep Time:
30 mins
Cook Time:
25 mins
Total Time:
55 mins
Servings:
20
Yield:
20 servings
Ingredients
Icing:
- ½cupunsalted butter, softened
- 6tablespoonsmilk
- 3tablespoonscocoa powder
- 1(16 ounce) packageconfectioners' sugar
- 1teaspoonvanilla extract
- 1cupchopped pecans
- 1(10.5 ounce) packageminiature marshmallows
Directions
Preheat oven to 350 degrees F (175 degrees C). Grease and flour a 9×13-inch baking pan.
Mix white sugar, flour, and salt together in a large bowl.
Combine 1/2 cup butter, vegetable oil, 1/2 cup cocoa powder, and water in a saucepan; bring to a boil and stir until smooth. Remove from heat and stir into flour mixture.
Beat buttermilk, eggs, 2 teaspoons vanilla extract, and baking soda together in a bowl; mix into chocolate mixture. Pour batter into prepared baking pan.
Bake in the preheated oven until a toothpick inserted into the cake comes out clean, about 25 minutes. Cool slightly.
Combine 1/2 cup butter, milk, and 3 tablespoons cocoa powder in a saucepan; bring to a boil and remove from heat. Whisk in confectioners' sugar and 1 teaspoon vanilla extract. Fold in pecans.
Sprinkle marshmallows over slightly cooled cake; pour warm icing over marshmallows. Cool cake before serving.
Nutrition Facts (per serving)
| 452 | Calories |
| 20g | Fat |
| 67g | Carbs |
| 4g | Protein |
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