A Brownie Cookie Skillet is exactly what a shared dessert should be: deeply fudgy brownie batter poured into a cast iron skillet, then loaded with scoops of cookie dough pressed in before baking so every bite hits a different ratio of brownie to cookie dough.

Brownie cookie skillet.

This version uses dark cocoa powder alongside melted dark chocolate chips for a brownie base that tastes closer to ganache than a standard cocoa-only batter, and coconut sugar goes into both the brownie and the cookie dough for a caramel warmth that runs through every layer. The whole thing bakes in an 8-inch cast iron skillet in 33 to 36 minutes and goes straight from the oven to the table!

A Brownie Cookie Skillet is a single dessert that combines fudgy brownie batter and chocolate chip cookie dough baked together in a cast iron skillet. The brownie batter pours in as the base, cookie dough balls press into the surface, and the whole skillet bakes until the brownie is set and the cookie dough is soft and gooey. The result is a warm, shareable dessert served directly from the pan.

Ingredients

Brownie batter

1/2 cup unsalted butter, melted

1 cup dark chocolate chips

2 large eggs

1 cup coconut sugar or granulated sugar

2 tbsp dark cocoa powder

1 tsp vanilla extract

1/4 cup gluten free flour

1/2 cup dark chocolate chips (folded in at the end)

1 stick butter, melted

3/4 cup coconut sugar or light brown sugar

1 large egg

½ tsp baking soda

1 tsp vanilla extract

1½ cups gluten free flour

½ tsp sea salt

½ cup dark chocolate chips

Cookies and brownies.

Why This Skillet Works So Well

Two things set the brownie batter apart. First, one cup of dark chocolate chips melts into the butter before dark cocoa powder goes in as well. Melted chips add fat and richness that cocoa powder alone cannot produce, resulting in a ganache-like base. Second, coconut sugar goes into both the brownie and the cookie dough, adding a caramel and molasses depth that runs through every component. Granulated sugar and light brown sugar substitute in each respectively.

The cookie dough goes in as individual pressed balls rather than a single layer. Each ball submerges partially into the brownie batter and bakes into a soft, gooey pocket surrounded by the brownie. Because the balls press in at different depths, every spoonful pulls a different ratio of brownie to cookie dough.

An 8-inch cast iron skillet produces a deeper batter layer and a more concentrated fudgy center than the 10 to 11-inch skillets most recipes use. Cast iron distributes heat evenly from bottom and sides at once, giving a set, crisp edge while the center stays gooey.

First, preheat your oven to 350 degrees Fahrenheit.

Add melted butter and 1 cup dark chocolate chips to a bowl. Stir until creamy and fully melted. If needed, microwave for 10 to 15 seconds. Set aside.

In a mixing bowl, add eggs and sugar. Whisk vigorously for 2 to 3 minutes, until light and frothy.

Add the melted chocolate mixture to the mixing bowl. Stir to combine.

Then, add in dark cocoa powder, vanilla, and flour. Stir to combine.

Fold in the chocolate chips.

Fudge brownie batter in glass pan.

Pour batter into the 8 inch skillet. Smooth out into one even layer.

Then, make the cookie dough. In a mixing bowl, combine the melted butter and coconut sugar. Stir together.

Then, add in the egg and stir.

Fold in the gluten free flour, baking soda, and sea salt. Stir to combine.

Fold in the dark chocolate chips.

Scoop balls of dough, placing them in the brownie batter. Gently press down on each cookie dough ball.

Cookie dough with brownie batter.

Then, bake for 33 to 36 minutes, or until a toothpick inserted comes out with only a few moist crumbs.

Finally, remove from the oven. Dig in!

Baked skillet with chocolate.

Tips for the Best Results

Stir the chocolate and butter until fully smooth before adding the eggs

Streaks of unmelted chocolate in the butter create uneven pockets in the finished batter. Stir until the mixture is fully creamy, using a 10 to 15 second microwave burst if needed.

Whisk eggs and sugar for the full 2 to 3 minutes, and press the dough balls in

Rushing the egg and sugar whisk produces a flatter brownie that does not hold the cookie dough balls in place during baking. Two to three minutes of vigorous whisking gives the batter more body. When placing the cookie dough, press each ball down so it partially submerges. Dough dropped on the surface without pressing bakes above the brownie rather than inside it.

Pull it out slightly early

The skillet looks underdone at 33 minutes. That is correct. Residual cast iron heat continues cooking the center after it comes out of the oven. A toothpick with moist crumbs is done. A clean toothpick means it is over baked.

Gooey cookies and brownies.

Substitutions

OriginalSubstituteNotes
GF flour (brownie)All-purpose flour, same amountDirect swap
GF flour (cookie dough)All-purpose flour, same amountDirect swap
Coconut sugar (brownie)Granulated sugarLess caramel depth, otherwise direct swap
Coconut sugar (cookie dough)Light brown sugarClosest flavor match
Dark cocoa powderRegular cocoa powder, same amountLighter color, slightly less intense flavor
Dark chocolate chipsSemi-sweet chipsSlightly sweeter throughout

Frequently Asked Questions

Can I use a different size skillet?

Yes. A 10-inch skillet produces a thinner brownie layer that bakes faster. Start checking at 25 to 28 minutes. A skillet smaller than 8 inches produces a deeper brownie that may need 38 to 42 minutes. A toothpick with moist crumbs is always the accurate done signal regardless of skillet size.

Can I use store-bought cookie dough?

Yes. Scoop store-bought refrigerated cookie dough into balls and press them into the brownie batter the same way. Any variety works.

Do I need to grease the skillet?

A well-seasoned cast iron skillet does not need greasing for this recipe. If your skillet is newer or you are unsure of its seasoning, rub a thin layer of butter over the interior before adding the batter.

Can I make this ahead?

The brownie batter and cookie dough both hold in the refrigerator for up to 24 hours before baking. Store them separately and assemble in the cold skillet just before baking. Add 3 to 5 extra minutes to the bake time if the batter goes in cold.

Close up of skillet cookie.

You May Also Like

If you make this Brownie Cookie Skillet recipe, I would really appreciate a review! You can find me on Instagram, Facebook, and Pinterest. Join my exclusive Facebook Group for a behind the scenes look. I would love for you to follow along! For more ideas, check out these Dessert Recipes.

Brownie cookie skillet.

Get the Recipe: Brownie Cookie Skillet

Deep, fudgy, and intensely chocolatey with pools of soft cookie dough pressed into the brownie batter before baking. Dark cocoa and melted dark chocolate chips give the brownie layer a rich, almost ganache-like depth, and coconut sugar runs through both components for caramel warmth.
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Ingredients

Brownie Batter

Cookie Dough

Instructions 

  • First, preheat your oven to 350 degrees Fahrenheit.
  • Add melted butter and 1 cup dark chocolate chips to a bowl. Stir until creamy and fully melted. If needed, microwave for 10 to 15 seconds. Set aside.
  • In a mixing bowl, add eggs and sugar. Whisk vigorously for 2 to 3 minutes, until light and frothy.
  • Add the melted chocolate mixture to the mixing bowl. Stir to combine.
  • Then, add in dark cocoa powder, vanilla, and flour. Stir to combine.
  • Fold in the chocolate chips.
  • Pour batter into the 8 inch skillet. Smooth out into one even layer.
  • Then, make the cookie dough. In a mixing bowl, combine the melted butter and coconut sugar. Stir together.
  • Then, add in the egg and stir.
  • Fold in the gluten free flour, baking soda, and sea salt. Stir to combine.
  • Fold in the dark chocolate chips.
  • Scoop balls of dough, placing them in the brownie batter. Gently press down on each cookie dough ball.
  • Then, bake for 33 to 36 minutes, or until a toothpick inserted comes out with only a few moist crumbs.
  • Finally, remove from the oven. Dig in!

Notes

  • Stir melted butter and chocolate chips until fully melted and creamy. If needed, microwave for only 10 to 15 seconds.
  • Regular cocoa powder can be used if needed.
  • Both regular all purpose flour and gluten free 1 to 1 flour can be used.
  • Do not over bake this skillet! They are done when a toothpick inserted comes out mostly clean.
  • I used an 8 inch cast iron skillet. If your skillet is smaller, you will have a deeper brownie cookie skillet.
  • Store leftovers in an airtight container for up to 4 days at room temperature.
Calories: 435kcal, Carbohydrates: 62g, Protein: 4g, Fat: 22g, Saturated Fat: 14g, Polyunsaturated Fat: 1g, Monounsaturated Fat: 3g, Trans Fat: 0.4g, Cholesterol: 74mg, Sodium: 319mg, Potassium: 37mg, Fiber: 5g, Sugar: 19g, Vitamin A: 355IU, Calcium: 26mg, Iron: 3mg