Dark Chocolate Nut Brownies

Dark Chocolate Nut Brownies is a medium American recipe that serves 12. 250 calories per serving. Recipe by JustInCooking on YouTube.

Prep: 38 min | Cook: 30 min | Total: 1 hr 23 min

Cost: $14.25 total, $1.19 per serving

Ingredients

  • unspecified N/A Unsalted butter (cut into small cubes for even melting)
  • unspecified N/A Dark chocolate (70% cocoa) (chopped into pieces)
  • unspecified N/A Cocoa powder (unsweetened)
  • unspecified N/A All‑purpose flour (sifted)
  • unspecified N/A Walnuts (roughly chopped)
  • unspecified N/A Pecans (roughly chopped)
  • unspecified N/A Chocolate chips (semi‑sweet) (adds extra chocolate pockets)
  • unspecified N/A Eggs (large, room temperature)
  • unspecified N/A Vegetable oil (neutral flavor)
  • unspecified N/A Vanilla extract (pure extract preferred)
  • pinch N/A Salt (enhances flavor)
  • unspecified N/A Brown sugar (packed)

Instructions

  1. Melt butter and chocolate

    Place the butter and chopped dark chocolate in a saucepan over low heat. Stir continuously until fully melted and smooth.

    Time: PT5M

    Temperature: low heat (approx. 90°C)

  2. Add cocoa powder

    Remove the saucepan from the heat and whisk in the cocoa powder until the mixture is homogeneous.

    Time: PT2M

  3. Cool chocolate mixture

    Let the chocolate‑cocoa mixture sit at room temperature until it is no longer hot to the touch.

    Time: PT10M

  4. Chop nuts

    Roughly chop the walnuts and pecans with a knife or kitchen shears.

    Time: PT5M

  5. Combine dry ingredients

    In a large mixing bowl, whisk together the flour, chopped nuts, and chocolate chips.

    Time: PT3M

  6. Prepare wet mixture

    In a separate bowl, crack the eggs, add the yolks, vegetable oil, vanilla extract, pinch of salt, and brown sugar. Beat with the electric mixer until the mixture is light and fluffy.

    Time: PT5M

  7. Incorporate dry into wet

    Gradually fold the dry ingredient mixture into the wet mixture, stirring until just combined.

    Time: PT3M

  8. Add chocolate base

    Fold the cooled chocolate‑cocoa mixture into the batter until evenly distributed.

    Time: PT2M

  9. Prepare pan and pour batter

    Line the rectangular baking pan with parchment paper. Transfer the batter into the pan and spread it evenly with a spatula.

    Time: PT3M

  10. Bake

    Preheat the oven to 180°C. Bake the brownies for about 30 minutes, or until a toothpick inserted in the center comes out with a few moist crumbs.

    Time: PT30M

    Temperature: 180°C

  11. Cool and cut

    Allow the brownies to cool completely in the pan (about 30 minutes). Then lift the parchment paper, transfer to a cutting board, and cut into squares.

    Time: PT30M

Nutrition Facts

Calories
250
Protein
3g
Carbohydrates
30g
Fat
12g
Fiber
2g

Dietary info: vegetarian

Allergens: dairy, eggs, nuts, gluten

Ingredient Substitutions

  • Instead of Unsalted butter: margarine, coconut oil
  • Instead of Dark chocolate (70% cocoa): semi‑sweet chocolate, bittersweet chocolate
  • Instead of Cocoa powder: Dutch‑processed cocoa
  • Instead of All‑purpose flour: gluten‑free flour blend
  • Instead of Walnuts: almonds, hazelnuts
  • Instead of Pecans: macadamia nuts, cashews
  • Instead of Chocolate chips (semi‑sweet): chopped dark chocolate
  • Instead of Eggs: egg replacer, flaxseed egg
  • Instead of Vegetable oil: melted butter, canola oil
  • Instead of Vanilla extract: vanilla bean paste
  • Instead of Salt: sea salt
  • Instead of Brown sugar: white sugar + molasses

Equipment Needed

  • Saucepan
  • Whisk
  • Electric hand mixer
  • Mixing bowl (large)
  • Mixing bowl (medium)
  • Spatula
  • Rectangular baking pan (approx. 9x13 in)
  • Parchment paper
  • Oven
  • Cooling rack (optional)
  • Knife
  • Cutting board

Critical Steps — Do Not Skip

  • Melt butter and chocolate over low heat without burning.
  • Cool the chocolate‑cocoa mixture before folding into the batter.
  • Do not over‑mix after adding flour.
  • Bake for the correct time; under‑baking yields soggy brownies, over‑baking makes them dry.

Chef Tips from the Video

  • Use high‑quality 70% dark chocolate for the best flavor.
  • Toast the chopped nuts lightly for extra aroma before adding them.
  • For a glossy top, sprinkle a thin layer of sea salt just before baking.

Troubleshooting

Brownies are too dry.

Reduce baking time by 5‑7 minutes next time and ensure the oven temperature is accurate.

Brownies are under‑cooked in the center.

Increase baking time or lower the oven temperature to 170°C and bake a bit longer.

Chocolate mixture seizes or looks grainy.

Make sure the chocolate mixture is removed from heat and cooled before adding to the batter; stir gently.

Storage

Refrigerator: Store in an airtight container for up to 4 days.

Freezer: Wrap tightly in plastic wrap and foil; freeze up to 2 months.

Room temperature: Can sit at room temperature for up to 1 day in a sealed container.

Make-Ahead Tips

  • Brownies keep well refrigerated; bake a day ahead and serve at room temperature.
  • Freeze individual squares for quick desserts; reheat briefly in the microwave.

Last updated: August 20, 2026

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Dark Chocolate Nut Brownies

Recipe by JustInCooking

Classic American brownies made with rich dark chocolate, cocoa powder, chopped walnuts and pecans, and chocolate chips. Moist, fudgy, and packed with nuts, these brownies are perfect for any chocolate lover.

MediumAmericanServes 12

Shop all ingredients on Amazon in one click • Printable PDF with shopping checklist

Source Video
1h 8m
Prep
30m
Cook
12m
Cleanup
1h 50m
Total

Cost Breakdown

$14.25
Total cost
$1.19
Per serving

Critical Success Points

  • Melt butter and chocolate over low heat without burning.
  • Cool the chocolate‑cocoa mixture before folding into the batter.
  • Do not over‑mix after adding flour.
  • Bake for the correct time; under‑baking yields soggy brownies, over‑baking makes them dry.

Safety Warnings

  • The melted chocolate and butter are extremely hot; handle with care to avoid burns.
  • Use oven mitts when handling the hot baking pan.

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