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–+ servings
A piece of coffee cake on a pink plate
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5 from 39 votes

Cake Mix Coffee Cake

This cake mix coffee cake is so easy and yummy! You are going to love this moist cake with a buttery cinnamon and sugar crumb topping.
Prep Time15 minutes
Cook Time35 minutes
Total Time50 minutes
Course: Breakfast
Cuisine: German
Keyword: Coffee Cake
Servings: 15
Calories: 439kcal
Author: Erica Walker

Equipment

Ingredients

For the Cake:

  • 1 yellow cake mix (15 to 18 ounce mix)
  • ½ cup water
  • ½ cup buttermilk
  • ⅓ cup oil (coconut oil works great)
  • 3 large eggs
  • 3.4 ounces vanilla instant pudding mix
  • 1 cup sour cream

For the topping:

  • 1 cup brown sugar
  • ¼ cup granulated sugar
  • 1 cup flour
  • 2 teaspoons cinnamon
  • ½ teaspoon kosher salt
  • ½ cup butter
  • 1 cup walnuts chopped

Instructions

  • Preheat oven to 350 degrees. In a large bowl, combine cake mix, water, buttermilk, oil, eggs, and pudding mix. Beat with a mixer for about 2 minutes. Fold in sour cream.
    A bowl of vanilla batter
  • In a smaller bowl, combine sugars, flour, cinnamon, and salt. Cut butter into small pieces and add to the sugar mixture. Mix together with a fork or pastry blender until crumbly. Stir in walnuts.
    Streusel topping with walnuts in a measuring cup
  • Pour batter into a greased 9x13 glass baking dish. Sprinkle half of the topping over the batter. Use a knife to swirl the mixture throughout the cake.
    Cake batter with cinnamon mixture mixed in
  • Top evenly with the remaining topping.
    Coffee cake topped with streusel topping
  • Bake for 35 to 45 minutes or until a toothpick inserted into the center comes out clean.
    Coffee cake baked in a glass baking dish

Video

Nutrition

Calories: 439kcal | Carbohydrates: 61g | Protein: 5g | Fat: 20g | Saturated Fat: 8g | Cholesterol: 58mg | Sodium: 509mg | Potassium: 124mg | Fiber: 1g | Sugar: 39g | Vitamin A: 526IU | Vitamin C: 1mg | Calcium: 131mg | Iron: 2mg