Black Bean Brownies

Featured in: Comfort Baking

These fudgy brownies bring a healthy twist by replacing flour with black beans, resulting in moist, dense squares rich with cocoa and chocolate chips. The mix blends black beans, eggs, oil, maple syrup, and cocoa for a naturally sweet and indulgent treat packed with protein. Baking at 350°F yields a soft crumb with a luscious chocolate flavor. Ideal for gluten-free and vegetarian diets, these brownies offer a budget-friendly option without sacrificing taste.

Updated on Wed, 19 Nov 2025 13:11:00 GMT
Fudgy black bean brownies, warm from the oven, with a scattering of melted chocolate chips. Save
Fudgy black bean brownies, warm from the oven, with a scattering of melted chocolate chips. | butterhearth.com

A rich, fudgy brownie recipe that swaps flour for black beans, creating a moist, chocolatey treat with a protein boost, delicious, budget-friendly, and perfect for a healthier dessert option.

I was skeptical the first time I baked these brownies, but their rich flavor and moist texture won me over instantly. Making them for a school event surprised even the pickiest eaters, who couldn't guess the secret ingredient.

Ingredients

  • Black beans: 1 can (15 oz/425 g), drained and rinsed
  • Eggs: 2 large
  • Neutral oil: ⅓ cup (80 ml) (e.g., canola or sunflower)
  • Vanilla extract: 1 tsp
  • Granulated sugar: ½ cup (100 g)
  • Maple syrup or honey: ¼ cup (60 ml)
  • Unsweetened cocoa powder: ⅓ cup (35 g)
  • Semi-sweet chocolate chips: ½ cup (85 g) (plus extra for topping, optional)
  • Baking powder: ½ tsp
  • Salt: ¼ tsp

Instructions

Prepare the pan:
Preheat oven to 350°F (175°C). Line an 8x8-inch (20x20 cm) baking pan with parchment paper or lightly grease.
Blend the base:
Combine black beans, eggs, oil, and vanilla extract in a food processor or blender. Blend until completely smooth.
Add dry ingredients:
Add sugar, maple syrup, cocoa powder, baking powder, and salt. Blend until well combined, scraping down sides as needed.
Fold in chocolate chips:
Use a spatula to gently fold in chocolate chips (do not blend).
Bake:
Pour batter into prepared pan, smooth the top, and sprinkle extra chocolate chips if desired.
Check doneness:
Bake for 22–25 minutes, until center is set and toothpick comes out mostly clean with a few fudgy crumbs.
Cool and serve:
Let brownies cool completely in pan before slicing into squares.
Moist, delicious black bean brownies, perfect gluten-free dessert option with rich chocolate flavor. Save
Moist, delicious black bean brownies, perfect gluten-free dessert option with rich chocolate flavor. | butterhearth.com

These brownies became a favorite for celebrations at home. Nothing beats seeing the surprise on my kids' faces when they learn that black beans are the secret to their favorite dessert.

Required Tools

You'll need a food processor or blender, an 8x8-inch baking pan, spatula, measuring cups, and measuring spoons.

Allergen Information

Contains eggs and chocolate (may contain milk or soy). Use certified gluten-free chocolate chips and avoid nuts for allergies.

Nutritional Information

Per serving: 140 calories, 6 g total fat, 20 g carbohydrates, 3 g protein.

Square of gluten-free black bean brownies, showcasing a soft center and a lovely, dark hue. Save
Square of gluten-free black bean brownies, showcasing a soft center and a lovely, dark hue. | butterhearth.com

Serve these brownies with a cold glass of milk or a scoop of ice cream for an extra treat. They store well for days, making them perfect for planning ahead.

Recipe Questions

How do black beans affect the texture?

Black beans replace flour, creating a moist and dense texture that retains fudgy qualities without heaviness.

Can I substitute eggs in this mix?

Yes, flax eggs work well as a vegan alternative, maintaining binding and moisture.

What kind of chocolate works best here?

Semi-sweet chocolate chips provide balanced sweetness and melt nicely, enhancing the cocoa flavor.

Is this suitable for gluten-free diets?

Absolutely, as the black beans replace flour and using certified gluten-free chocolate ensures no gluten presence.

Can I add mix-ins to change the flavor?

Yes, options like chopped nuts, dried fruit, or shredded coconut can add texture and new flavor notes.

Black Bean Brownies

Moist, chocolatey bites blending black beans and rich cocoa for a protein boost and bold flavor.

Prep duration
10 min
Time to cook
25 min
Complete duration
35 min
Created by Grace Mitchell


Skill Level Easy

Heritage American

Output 12 Portions

Dietary considerations Meat-Free, No Gluten

Components

Beans & Base

01 1 can (15 oz) black beans, drained and rinsed
02 2 large eggs
03 ⅓ cup (5 tbsp + 1 tsp) neutral oil (canola or sunflower)
04 1 tsp vanilla extract

Sweeteners & Chocolate

01 ½ cup (100 g) granulated sugar
02 ¼ cup (4 tbsp) maple syrup or honey
03 ⅓ cup (3 tbsp + 2 tsp) unsweetened cocoa powder
04 ½ cup (85 g) semi-sweet chocolate chips, plus extra for topping (optional)

Leavening & Flavor

01 ½ tsp baking powder
02 ¼ tsp salt

Directions

Stage 01

Prepare Oven and Pan: Preheat oven to 350°F. Line an 8x8-inch baking pan with parchment paper or lightly grease it.

Stage 02

Blend Base Ingredients: Combine black beans, eggs, oil, and vanilla extract in a food processor or blender and blend until smooth.

Stage 03

Incorporate Dry Ingredients: Add sugar, maple syrup, cocoa powder, baking powder, and salt to the mixture; blend until evenly combined, scraping down the sides as needed.

Stage 04

Add Chocolate Chips: Gently fold in chocolate chips using a spatula without blending.

Stage 05

Fill Pan and Add Topping: Pour the batter into the prepared pan, smooth the surface, and sprinkle with additional chocolate chips if desired.

Stage 06

Bake: Bake for 22 to 25 minutes until center is mostly set and a toothpick inserted comes out with moist crumbs.

Stage 07

Cool and Portion: Allow to cool completely in the pan before slicing into 12 squares.

Necessary tools

  • Food processor or blender
  • 8x8-inch baking pan
  • Spatula
  • Measuring cups and spoons

Allergy details

Review each component for potential allergens and consider consulting with a healthcare provider if you're unsure about certain ingredients.
  • Contains eggs and chocolate; chocolate chips may contain milk or soy—verify packaging for allergen information.
  • Ensure gluten-free certification of all ingredients for gluten-sensitive individuals.
  • Avoid nuts and check for cross-contamination in chocolate chips if nut allergies are a concern.

Nutritional information (per portion)

These values are estimates only and shouldn't replace professional medical guidance.
  • Energy Value: 140
  • Fats: 6 g
  • Carbohydrates: 20 g
  • Protein Content: 3 g