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Rhubarb Brownies Recipe

Rhubarb Brownies Recipe


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4.8 from 37 reviews

  • Total Time: 45-50 minutes
  • Yield: 9 1x

Description

Rhubarb brownies bring a tangy twist to classic chocolate desserts that will make your taste buds dance. Baked with fresh rhubarb and rich chocolate, these treats offer a perfect balance of sweet and tart in each delightful bite.


Ingredients

Scale

Main Ingredients:

  • 1 ½ cups chopped fresh rhubarb
  • 2 large eggs
  • 1 cup granulated sugar

Supporting Ingredients:

  • ¾ cup butter, melted
  • ½ cup packed brown sugar
  • 1 cup all-purpose flour
  • ¾ cup unsweetened cocoa powder
  • ½ teaspoon salt
  • ½ teaspoon baking powder

Enhancers:

  • ½ cup chocolate chips or chunks
  • 1 teaspoon vanilla extract

Instructions

  1. Prepare your 8-inch or 9-inch baking pan by coating it with butter or lining with parchment paper, ensuring complete coverage for easy brownie removal.
  2. Sift 1 cup all-purpose flour, ¾ cup unsweetened cocoa powder, ½ teaspoon baking powder, and ½ teaspoon salt together in a medium mixing bowl until completely combined and lump-free.
  3. Melt ¾ cup butter in a large bowl, then whisk in 1 cup granulated sugar and ½ cup brown sugar until smooth and well-incorporated.
  4. Crack 2 large eggs into the butter-sugar mixture one at a time, stirring thoroughly after each addition to create a uniform blend.
  5. Pour 1 teaspoon vanilla extract into the wet ingredients and mix until fragrant and fully integrated.
  6. Gently fold the dry ingredient mixture into the wet ingredients, stirring just until no flour streaks remain to maintain a tender brownie texture.
  7. Dice 1 ½ cups fresh rhubarb into small, uniform pieces and fold into the batter along with ½ cup chocolate chips if desired.
  8. Transfer the batter to the prepared pan, spreading evenly with a spatula to create a smooth surface.
  9. Bake at 350°F for 30-35 minutes, rotating the pan halfway through to ensure even cooking.
  10. Check doneness by inserting a toothpick into the center – it should emerge with a few moist crumbs but not wet batter.
  11. Remove from oven and let brownies cool in the pan for 20-25 minutes to allow them to set completely before slicing.

Notes

  • Rhubarb adds a tangy twist that cuts through the richness of chocolate, creating a complex flavor profile for these brownies.
  • Chop rhubarb into small, uniform pieces so it distributes evenly and bakes consistently throughout the batter.
  • For a gluten-free version, swap regular flour with a good quality 1:1 gluten-free baking blend to maintain the brownie’s texture.
  • Freezing the brownies for 15 minutes before cutting helps create cleaner, more precise slices without crumbling.
  • Prep Time: 15 minutes
  • Cook Time: 30-35 minutes
  • Category: Brownies
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 9
  • Calories: 198 kcal
  • Sugar: 19 g
  • Sodium: 113 mg
  • Fat: 10 g
  • Saturated Fat: 6 g
  • Unsaturated Fat: 3 g
  • Trans Fat: 0.2 g
  • Carbohydrates: 27 g
  • Fiber: 3 g
  • Protein: 2 g
  • Cholesterol: 46 mg