Go Back
–+ servings
Homemade Cosmic Brownies

Homemade Cosmic Brownies: Relive Your Childhood Delight

This Homemade Cosmic Brownies recipe evokes nostalgic childhood memories with chewy brownie goodness, fudge ganache, and colorful rainbow chips.
Print Recipe Pin Recipe
Prep Time 15 minutes
Cook Time 25 minutes
Cooling Time 30 minutes
Total Time 1 hour 10 minutes
Servings: 12 squares
Course: Desserts
Cuisine: American
Calories: 200
Ingredients Equipment Method Nutrition Notes

Ingredients
  

Brownies
  • 1 cup Unsalted Butter melted
  • 1 cup Granulated Sugar
  • 1 cup Packed Brown Sugar
  • 2 teaspoons Vanilla Extract
  • 4 large Eggs room temperature
  • 1 cup All-purpose Flour measure correctly
  • 1 cup Unsweetened Cocoa Powder
  • 1 teaspoon Baking Powder
  • 1 tablespoon Cornstarch
  • 1 teaspoon Salt
  • 1/2 cup Milk
Ganache
  • 1 cup Heavy Whipping Cream
  • 1 cup Semi-Sweet Chocolate Chips
Decoration
  • 1 cup Rainbow Chips

Equipment

  • Mixing bowl
  • Whisk
  • spatula
  • 9x13-inch baking dish
  • small saucepan

Method
 

Preparation
  1. Preheat your oven to 350°F (175°C) and line a 9x13 inch baking dish with parchment paper.
  2. Combine melted butter, granulated sugar, brown sugar, and vanilla extract in a mixing bowl.
  3. Add eggs one at a time, mixing thoroughly after each addition.
  4. In a separate bowl, whisk together flour, cocoa powder, baking powder, cornstarch, and salt.
  5. Gradually mix the dry ingredients into the wet mixture, alternating with milk until combined.
  6. Spread the brownie batter evenly in the baking pan and bake for 18-25 minutes.
  7. Heat heavy cream in a saucepan, stir in chocolate chips until melted to make ganache.
  8. Pour ganache over cooled brownies and sprinkle with rainbow chips.
  9. Let set at room temperature for about 30 minutes, then slice into squares.

Nutrition

Serving: 1squareCalories: 200kcalCarbohydrates: 26gProtein: 2gFat: 10gSaturated Fat: 6gPolyunsaturated Fat: 0.5gMonounsaturated Fat: 3.5gCholesterol: 30mgSodium: 95mgPotassium: 120mgFiber: 1gSugar: 18gVitamin A: 150IUCalcium: 30mgIron: 1mg

Notes

Use room temperature eggs and measure flour accurately for best results. Enjoy warm or store properly.

Tried this recipe?

Let us know how it was!