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5 from 6 votes

Prep Time10 mins
Cook Time30 mins
Total Time40 mins
Servings: 18
Calories: 393kcal

Ingredients

  • 1 cup brown sugar
  • 1 cup white sugar
  • 1 3/4 cup flour
  • 3/4 cup cocoa powder
  • 2 tsp baking soda
  • 1 tsp baking powder
  • 1 tsp salt
  • 2 eggs (room temperature)
  • 1 cup milk
  • 1/2 cup vegetable oil
  • 1 tsp vanilla extract
  • 1 cup hot water

For the Chocolate Buttercream:

  • 1 cup butter (room temperature)
  • 3-4 cups powdered sugar
  • 3-4 TBS heavy cream
  • 1 tsp vanilla extract
  • 1 dash salt
  • 1/2 cup cocoa powder

Instructions

  • Preheat the oven to 350 degrees. Spray a 9x13 pan with nonstick spray and set aside. 
  • Add the brown sugar, white sugar, flour, cocoa powder, baking soda, baking powder and salt to a large mixing bowl and combine. 
  • In another bowl add the eggs, milk, oil, and vanilla extract and whisk together.
  • Add the wet ingredients to the dry ingredients and beat together until well combined. Scrape down the sides as needed.
  • Slowly pour the hot water into the batter and mix on low speed until well combined. Continue to scrape down the sides and bottom of the bowl as needed to make sure everything is mixed well. The batter will be very thin.
  • Pour the batter into the prepared 9x13 pan and place in the preheated oven. Bake for 25-35 minutes until a toothpick can be inserted and comes out with a few moist crumbs.
  • Remove the cake from the oven and allow to cool completely. 

For the Frosting:

  • In a large bowl cream your butter until smooth. 
  • Turn the mixer on low and add in 3 cups of powdered sugar and the cocoa powder. Beat until they're mixed well. 
  • Add in the vanilla extract and heavy cream and mix till smooth.
  • Turn the mixer up to medium high speed and beat until it has gotten nice and fluffy.
  • Spread frosting evenly over the top of cake. 
  • Decorate as desired. 

Nutrition

Calories: 393kcal | Carbohydrates: 56g | Protein: 3g | Fat: 19g | Saturated Fat: 12g | Cholesterol: 50mg | Sodium: 381mg | Potassium: 175mg | Fiber: 2g | Sugar: 43g | Vitamin A: 400IU | Calcium: 54mg | Iron: 1.6mg