There's nothing quite like a warm, fudgy brownie with that gorgeous crackly top, and this skillet brownie delivers exactly that. I first made this on a chilly Sunday afternoon when I wanted something chocolate and comforting but didn't feel like dirtying every bowl in the kitchen. It comes together in one bowl, bakes in a cast-iron skillet, and is ridiculously easy to pull off. The best part? You can have it on the table in 30 minutes, which means it's perfect for those last-minute dessert moments.


If you're looking for more cozy dessert ideas, you'll love this Chocolate Olive Oil Cake or these Sugar Cookie Bars , and for a fun twist, try my Birds Nest Cookies .
What Makes This Skillet Brownie So Special
This isn't your average Skillet Brownie recipe. Baking it in a cast-iron skillet gives you crispy edges and a soft, fudgy center that stays warm longer than brownies baked in a regular pan. The skillet holds the heat beautifully, which means you get that bakery-style texture without any fuss.
It's also a one-bowl wonder, so cleanup is minimal. You melt the chocolate and butter together, whisk in the eggs and sugar, fold in the dry ingredients, and you're done. No mixer necessary (though I do use one for the eggs), and no complicated steps. Just simple, straightforward baking that anyone can master.
The crackly top is the real showstopper. It happens naturally when you beat the eggs and sugar together properly, creating that signature shiny, paper-thin crust that cracks when you slice into it. It's one of those little details that makes a homemade dessert feel extra special.
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Skillet Brownie Ingredients
You'll need just a handful of simple ingredients to make this best Skillet Brownie in cast iron.
See Recipe Card Below This Post For Ingredient Quantities
- Semisweet chocolate: Melted with butter, this creates the rich, fudgy base of the brownie. Use good-quality chocolate for the best flavor.
- Salted butter: Adds richness and helps create that tender, melt-in-your-mouth texture. The salt enhances the chocolate flavor beautifully.
- Eggs: Beaten until pale and thick, they give the brownie structure and create that signature crackly top.
- Granulated sugar: Dissolved into the eggs, it sweetens the brownie and helps form the shiny crust on top.
- Pure vanilla extract: Enhances the chocolate flavor and adds warmth to the overall taste.
- All-purpose flour: Provides just enough structure without making the brownie cakey. We're keeping this fudgy.
- Cocoa powder: Deepens the chocolate flavor and adds that rich, dark color.
- Fine sea salt: Balances the sweetness and makes all the flavors pop.
How to Make Skillet Brownie
This Skillet Brownie recipe comes together so quickly, you'll be amazed.
Preheat and prep: Preheat your oven to 350°F (177°C). Grease a 10-inch cast iron skillet generously with butter, making sure to get the sides too.
Melt chocolate and butter: Combine the chocolate and butter in a microwave-safe bowl, heating in 30-second intervals and stirring between each one until smooth and glossy. You can also do this on the stovetop over low heat if you prefer. Set it aside to cool slightly.
Beat the eggs: In the bowl of a standing mixer, beat the eggs for 1 minute until they're pale and thick. This step is important for getting that crackly top.
Add sugar: Add the granulated sugar and beat for another minute until the sugar dissolves and the mixture looks lighter in color.

Combine wet ingredients: Pour in the melted chocolate and butter mixture along with the vanilla extract. Stir on low speed until everything's smooth and well combined.
Add dry ingredients: Add the flour, cocoa powder, and sea salt. Mix on low speed until just incorporated. Don't overmix or you'll end up with a tougher texture.
Transfer to skillet: Spread the batter evenly into your prepared cast iron skillet, smoothing the top with a spatula.

Bake: Bake for 18 to 20 minutes until the top is set and the brownie still has a slight jiggle in the center. It'll look slightly underdone, and that's exactly what you want. It continues to cook after you take it out of the oven, so resist the urge to overbake.
Cool slightly: Let it cool in the skillet for about 5 minutes before serving. This helps it set up just enough to slice cleanly.
Substitutions and Variations
Butter: You can swap salted butter for unsalted butter (just add a pinch more salt), coconut oil, or ghee.
Chocolate: Semisweet chocolate works beautifully, but dark chocolate gives you a more intense flavor, and milk chocolate makes it sweeter. Chocolate chips work too.
Sugar: Regular granulated sugar or organic cane sugar both work perfectly.
Flour: For a gluten-free version, use a 1:1 gluten-free all-purpose flour blend.
Mix-ins: Fold in chocolate chips, chopped peanut butter cups, walnuts, or pecans for extra flavor and texture.
Equipment For Skillet Brownie
- 10-inch cast iron skillet: This is essential for getting those crispy edges and fudgy center. If you don't have one, a 9x9-inch baking pan will work, but the texture won't be quite the same.
- Mixing bowls: One for melting the chocolate and butter, and one for mixing everything together.
- Electric mixer: Makes beating the eggs much easier, though you can do it by hand if you've got the arm strength.
- Whisk and spatula: For mixing and spreading the batter evenly.
Storage and Make-Ahead Tips
Storage: Keep leftovers in an airtight container in the fridge for up to 1 week. Reheat individual slices in the microwave for about 20 seconds to get that warm, gooey texture back.
Freezing: Wrap the cooled Skillet Brownie (or individual slices) tightly in plastic wrap, then foil. Freeze for up to 2 months. Thaw in the fridge overnight and reheat before serving.
Make ahead: You can prepare the batter and store it in the buttered skillet, covered with plastic wrap or foil. Keep it in the fridge or at room temperature if you're baking within an hour. If the batter's cold, add a couple extra minutes to the bake time.
Expert Tips
Don't skip beating the eggs. Those few minutes of beating create the air that gives you that beautiful crackly top. It's worth the extra effort.
Watch the bake time carefully. The difference between fudgy and overbaked is just a couple of minutes. Start checking at 18 minutes, and pull it out when the center still looks soft.
Use a 10-inch skillet. A smaller skillet will make the brownie too thick and take longer to bake. A larger one will make it too thin and cakey.
Let the chocolate mixture cool slightly. If you add hot melted chocolate directly to the eggs, you might scramble them. Let it cool for a few minutes first.
Serve it warm. This warm brownie a la mode is absolute heaven. The ice cream melts into the warm, fudgy Skillet Brownie, and it's pure magic.
FAQ
What is a skillet brownie?
A skillet brownie is a brownie baked in a cast-iron skillet instead of a regular baking pan. The skillet creates crispy edges and a fudgy center, and it's usually served warm, straight from the pan. It's a cozy, shareable dessert that's perfect for family gatherings.
Can a diabetic eat brownies?
Diabetics can enjoy brownies in moderation, but it's important to watch portion sizes and consider using sugar substitutes or reducing the sugar. Always check with a healthcare provider about what fits into your specific meal plan. You can also experiment with almond flour and sugar-free chocolate for a lower-carb version.
Can I use a frying pan to make brownies?
Yes, you can use an oven-safe frying pan or skillet to make brownies. Just make sure the handle is oven-safe too (no plastic or rubber). A cast-iron skillet works best because it distributes heat evenly, but any oven-safe pan will do in a pinch.
How long should I bake a brownie in a cast iron skillet?
Bake your Skillet Brownie in a 10-inch cast iron skillet for 18 to 20 minutes at 350°F. The top should be set, but the center should still have a slight jiggle. Remember, it continues to cook after you take it out, so slightly underbaking is better than overbaking if you want that fudgy texture.
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Skillet Brownie
Ingredients
Method
- Preheat oven to 350°F (177°C) and grease a 10-inch cast iron skillet with butter.
- Melt the chocolate and butter in a microwave-safe bowl or on the stovetop over low heat, stirring until smooth. Set aside.
- In a large mixing bowl, beat the eggs for 1 minute or until pale and thick.
- Add the granulated sugar and continue beating for an additional 1 minute until the mixture is smooth and sugar is dissolved.
- Stir in the melted chocolate and butter mixture, followed by vanilla extract, and mix until smooth.
- Add the flour, cocoa powder, and salt to the bowl and mix gently on low speed until just incorporated. Be careful not to overmix.
- Spread the batter evenly into the prepared skillet.
- Bake for 18-20 minutes, or until the top is set and a toothpick inserted comes out mostly clean, with only a few moist crumbs. Avoid overbaking.
- Remove from the oven and allow to cool in the skillet for 10 minutes before serving. The brownies will firm up as they cool.













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