These ultra fudgy brown butter brownies are intensely chocolatey with a crackly top, gooey center, and rich nutty depth from browned butter.

Scale

¾ cup salted butter, cubed

4 oz semi-sweet chocolate, chopped

¼ cup vegetable oil

¾ cup cocoa powder

3 large eggs

1 large egg yolk

¾ cup granulated sugar

1½ cups powdered sugar

2 teaspoons vanilla extract

¼ teaspoon salt

½ cup all-purpose flour

Pinch of espresso powder (optional)

1 cup semi-sweet chocolate chips

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1. Brown the butter until golden and nutty.

2. Stir in chopped chocolate until melted.

3. Mix in vegetable oil and cocoa powder.

4. Whisk in both sugars until smooth.

5. Add eggs and egg yolk, then vanilla.

6. Fold in flour, salt, and espresso powder.

7. Fold in chocolate chips.

8. Spread into lined pan.

9. Bake at 350°F (175°C) for 25–30 minutes.

10. Cool completely before slicing.

Do not overbake.

Best for fudgy texture when slightly underdone.

Chill for clean slices.