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Brown Butter Brookies – The Best Cookie and Brownie Recipe

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These brown butter brookies combine rich, fudgy brownie layers with soft, chewy brown butter chocolate chip cookies — all in one decadent bar.

Ingredients

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Cookie Layer:

  • 1/2 cup (1 stick) unsalted butter, browned

  • 1/2 cup brown sugar

  • 1/4 cup granulated sugar

  • 1 egg + 1 egg yolk

  • 1 tsp vanilla extract

  • 1 1/4 cups all-purpose flour

  • 1/2 tsp baking soda

  • 1/4 tsp salt

  • 3/4 cup chocolate chips

Brownie Layer:

  • 1/2 cup (1 stick) unsalted butter, melted

  • 3/4 cup granulated sugar

  • 2 large eggs

  • 1 tsp vanilla extract

  • 1/3 cup cocoa powder

  • 1/2 cup all-purpose flour

  • 1/4 tsp salt

  • Optional: 1/2 tsp espresso powder

Instructions

  • Brown the butter for the cookie dough and let cool. Mix with sugars, eggs, and vanilla. Stir in dry ingredients and chocolate chips.

  • In a separate bowl, make the brownie batter by combining melted butter with sugar, then eggs, then dry ingredients.

  • Grease or line a 9×9 pan. Spread brownie batter on the bottom, then top with cookie dough.

  • Bake at 350°F (175°C) for 28–35 minutes, until edges are set and a toothpick comes out with moist crumbs.

  • Cool completely before slicing.

Notes

  • Chill before slicing for clean edges.

  • Store covered for up to 4 days or freeze up to 2 months.

  • Add sea salt on top for a flavor boost.

Find it online: https://flavorlyzo.com/brown-butter-brookies-the-best-cookie-and-brownie-recipe/