Brown Butter Brookies
Cozy Badger

Brown Butter Brookies

Fudgy brownies swirled with rich brown-butter cookie dough and studded with melting chocolate chunks—an ultra-decadent mash-up that tastes like the best of both worlds.

200Min
16Servings
310Cal
MediumLevel
VegetarianKid friendly
#brownies#cookies#chocolate#baking#layered dessert

Equipment

saucepan
stove
mixing bowl
whisk
mixing spoon
oven
8×8-inch baking dish
parchment paper
microwave

Ingredients

Brown Butter Cookie Dough

brown sugar

200 g

white sugar

100 g

unsalted butter (browned)

225 g

large egg (room temperature)

2 piece

vanilla bean paste

2 tsp

all-purpose flour

250 g

baking soda

0.75 tsp

baking powder

0.25 tsp

salt

0.25 tsp

semi-sweet chocolate chips

340 g

Brownie Batter

salted butter (melted)

113 g

olive oil

2 tbsp

large egg

2 piece

all-purpose flour

94 g

brown sugar

100 g

white sugar

50 g

vanilla extract

1 tsp

chocolate chips (melted)

170 g

cocoa powder

25 g

Toppings

semi-sweet chocolate chunks

85 g

Instructions

1

Brown the butter for cookies

Cook butter until it turns golden brown and develops nutty aroma.

5 minMedium heattimer 5 min
Watch carefully as butter can burn quickly once it starts browning
2

Prepare brown butter cookie dough

Combine browned butter with sugars, then add eggs and vanilla. Mix in dry ingredients and fold in chocolate.

10 min
Mix just until combined to keep cookies tender
3

Chill cookie dough

Refrigerate cookie dough for at least 1 hour to prevent spreading.

60 mintimer 60 min
Longer chilling improves flavor and texture
4

Preheat oven

Heat oven to 175°C and prepare baking pan.

10 min
5

Melt chocolate for brownie batter

Melt butter with chocolate chips in a heat-safe bowl.

3 minLow heattimer 3 min
Stir frequently to prevent scorching
6

Mix brownie wet ingredients

Whisk olive oil and cocoa powder into melted chocolate, then combine with sugar, eggs, and vanilla.

5 min
7

Finish brownie batter

Fold flour into brownie batter until just combined.

2 min
Do not overmix to keep brownies fudgy
8

Assemble brookies

Layer half the brownie batter, add cookie dough chunks, remaining brownie batter, more cookie dough, and chocolate chunks on top.

10 min
Leave gaps between cookie dough pieces so brownie batter can flow through
9

Bake brookies

Bake until edges are set and center remains slightly soft with moist crumbs on toothpick.

35 min175°Ctimer 35 min
Check at 30 minutes; overbaking will make them dry
10

Cool completely

Allow brookies to cool fully for clean slicing and defined layers.

60 mintimer 60 min
Cooling is essential for clean layers and neat squares

Storage

Fridge: 4 days
Freezer: 30 days
Reheat: Microwave for 15-20 seconds or warm in a 160°C oven for 5 minutes

Store in an airtight container. For best texture, bring to room temperature before serving.

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