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Best Brown Butter Brownies for irresistibly fudgy, bakery-style treats

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Rich, chewy, and deeply chocolatey, these fudgy brown butter brownies are made with nutty browned butter, dark chocolate, and cocoa for the ultimate indulgent treat.

Ingredients

Scale
  • ¾ cup (170g) unsalted butter

  • 1 cup (200g) granulated sugar

  • ½ cup (100g) brown sugar

  • 2 large eggs + 1 egg yolk

  • 1 tsp vanilla extract

  • ½ cup (50g) unsweetened cocoa powder

  • 100g dark chocolate (at least 60%), melted

  • ½ cup (60g) all-purpose flour

  • ½ tsp salt

  • Optional: flaky sea salt for topping

Instructions

  • Preheat oven to 325°F (163°C). Line an 8×8-inch pan with parchment paper.

  • In a saucepan, melt butter over medium heat. Stir continuously until browned and fragrant. Cool slightly.

  • In a bowl, whisk sugars and eggs for 2–3 minutes until thick and pale.

  • Slowly add browned butter and vanilla, whisking constantly.

  • Stir in melted chocolate and cocoa powder until smooth.

  • Fold in flour and salt gently — do not overmix.

  • Pour batter into prepared pan, smooth the top.

  • Bake for 30–35 minutes or until a toothpick comes out with moist crumbs.

  • Cool completely before slicing.

Notes

Add espresso powder for deeper flavor. Store in an airtight container for 3 days or freeze up to 2 months.