The best and easiest chocolate cake!

Busy Day Chocolate Cake with Fudge Frosting Recipe

One of the best Chocolate Cakes out there with truly decadent Fudge Frosting! You won’t believe how easy it is to make!
Course Dessert
Cuisine American
Keyword chocolate cake, easy chocolate cake, eggless dairy-free chocolate cake
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Servings 8 people
Calories 469 kcal
Author Anna


to make the cake:

  • 1.5 c all-purpose flour
  • 1 c granulated sugar
  • 1 tsp baking soda
  • 1 tsp salt
  • 1/3 c unsweetened cocoa powder
  • 1/2 c vegetable or canola oil
  • 1 c water
  • 1 tsp vanilla extract
  • 1 Tbsp apple cider vinegar

to make frosting:

  • 1/4 c unsalted butter
  • 4 Tbsp unsweetened cocoa powder
  • 3 Tbsp sour cream or Greek yogurt
  • 1.5 c confectioners' sugar
  • 1/2 tsp vanilla extract
US Customary - Metric


  1. Preheat your oven to 350 degrees F.
  2. Line a 8"x8" square pan with parchment paper. Grease the paper. Set aside.
  3. In a medium mixing bowl, whisk together the dry ingredients (flour, sugar, soda, salt and cocoa).
  4. In another mixing bowl, whisk together the wet ingredients (oil, water, vanilla and vinegar).
  5. Add dry ingredients to wet ingredients and whisk together until smooth.
  6. Pour the batter into prepared pan.
  7. Bake for 23 to 28 minutes, or until the toothpick inserted into few place in the cake comes out clean. (Out of toothpicks? Use an uncooked spaghetti noodle!)
  8. Cool in pan for 2 minutes. Transfer onto a cooling rack to cool completely before frosting.

to make the frosting:

  1. Melt butter in a medium saucepan. Take off the heat.
  2. Whisk in cocoa and sour cream/Greek yogurt.
  3. Place back on the burner and cook just until it starts to bubble.
  4. Alternately, you can melt the butter in a microwave safe dish, whisk in the cocoa powder and Greek yogurt and cook for 10 to 15 more seconds, just until it starts to bubble.
  5. Transfer the mixture into a bowl.
  6. Sift the sugar over the bowl and whisk it in.
  7. Add vanilla and mix well.
  8. Let the frosting cool for 10 minutes.
  9. Spread over the cake.
  10. It will set more as it cools.
Nutrition Facts
Busy Day Chocolate Cake with Fudge Frosting Recipe
Amount Per Serving
Calories 469 Calories from Fat 189
% Daily Value*
Fat 21g32%
Saturated Fat 5g31%
Cholesterol 17mg6%
Sodium 456mg20%
Potassium 127mg4%
Carbohydrates 69g23%
Fiber 2g8%
Sugar 47g52%
Protein 3g6%
Vitamin A 205IU4%
Calcium 18mg2%
Iron 2mg11%
* Percent Daily Values are based on a 2000 calorie diet.