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Portillo's Chocolate Cake Recipe

Portillo’s Chocolate Cake Recipe

Welcome to the Portillo’s Chocolate Cake Recipe. Portillo’s Chocolate Cake is a rich, ultra-moist, and decadent dessert made with simple ingredients but loaded with deep chocolate flavor.
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Prep Time 10 minutes
Cook Time 35 minutes
Total Time 45 minutes
Servings: 10 Slices
Course: Dessert
Cuisine: American
Calories: 450
Ingredients Equipment Method Notes

Ingredients
  

  • 1 box chocolate cake mix 15.25 oz
  • 3 large eggs
  • 1 cup water
  • ½ cup vegetable oil
  • 1 cup mayonnaise full-fat
  • 1 tub chocolate frosting store-bought or homemade

Equipment

  • Mixing bowl
  • Hand or stand mixer
  • 2 round cake pans (9-inch)
  • Spatula
  • Wire rack
  • Oven

Method
 

Step 1: Preheat the Oven
  1. Preheat your oven to 350°F (175°C). Coat two 9-inch round cake pans with grease and flour, or line them with parchment paper.
    Portillo's Chocolate Cake Recipe
Step 2: Mix the Cake Batter
  1. In a large mixing bowl, combine the chocolate cake mix, eggs, water, vegetable oil, and mayonnaise. Beat on medium speed for about 2 minutes until smooth.
    Portillo's Chocolate Cake Recipe
Step 3: Bake the Cakes
  1. Distribute the batter evenly between the two prepared pans. Bake for 30 to 35 minutes or until a toothpick inserted comes out clean.
    Portillo's Chocolate Cake Recipe
Step 4: Cool the Cakes
  1. Allow the cakes to rest in their pans for 10 minutes. Then transfer them to a wire rack to cool completely.
    Portillo's Chocolate Cake Recipe
Step 5: Frost the Cake
  1. Once fully cooled, spread chocolate frosting generously over the top of one cake layer. Place the second layer on top and apply frosting to the top and sides.
    Portillo's Chocolate Cake Recipe

Notes

You can also freeze slices by wrapping them tightly in plastic wrap and storing them in a freezer-safe container for up to 3 months.