One-Bowl Chewy Brownies

A quick, no-mixer one-bowl brownie that's fudgy in the middle with chewy edges. Ready in under an hour, these brownies use simple pantry ingredients and come together with one spatula and one pan—perfect for weeknight desserts.

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Jake Woods

Jake Woods's note

"These brownies shine when you want a fast, satisfying chocolate fix with minimal cleanup. They travel well for potlucks and pair beautifully with a scoop of vanilla ice cream."

About This Recipe

This one-bowl brownie is the kind of dessert that quietly solves a weeknight crisis: you want chocolate, you want something fast, and you don’t want to coax the stand mixer out of storage. The batter comes together with a single spatula in one heatproof bowl—melted butter, cocoa, a touch of espresso, eggs whisked until glossy—then slides into an 8-inch pan to bake into brownies with fudgy centers and reliably chewy edges. The mix of granulated and light brown sugar gives a shiny, crackly top while keeping the crumb pleasantly chewy rather than cakey.

What makes this version work is technique more than exotic ingredients. Whisking the eggs into the warm chocolate-sugar mixture develops a little structure (and that desirable chew) without needing an electric mixer; using cocoa powder rather than melting lots of chocolate keeps the process quick and avoids seizing. Scattering chocolate chips on top not only makes the brownies look finished, it creates melty pockets and a glossy surface. Bake just until a toothpick shows moist crumbs and you’ll get the balance of fudgy middle and resilient edge every time—perfect for casual dinners, lunchbox treats, or a last-minute bake sale contribution.

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Ingredients for One-Bowl Chewy Brownies

  • 1/2 cup Unsalted butter
  • 1 cup Granulated sugar
  • 1/2 cup Light brown sugar, packed
  • 3/4 cup Unsweetened cocoa powder
  • 1 tsp Instant espresso powder (optional, intensifies chocolate)
  • 2 large Large eggs
  • 1 tsp Vanilla extract
  • 3/4 cup All-purpose flour
  • 1/2 tsp Fine sea salt
  • 3/4 cup Semi-sweet chocolate chips

How to Make One-Bowl Chewy Brownies

  1. Step 1: Prep and melt butter

    Preheat the oven to 350°F (175°C). Line an 8-inch square pan with parchment, leaving an overhang for easy removal, and lightly grease the parchment. In a medium heatproof bowl, melt the butter (microwave in 20-second bursts or melt gently on the stovetop), then whisk in the granulated sugar, brown sugar, cocoa powder, and espresso powder until evenly combined and smooth.

    For this step

    • 1/2 cupUnsalted butter
    • 1 cupGranulated sugar
    • 1/2 cupLight brown sugar, packed
    • 3/4 cupUnsweetened cocoa powder
    • 1 tspInstant espresso powder (optional, intensifies chocolate)
    Prep and melt butter
  2. Step 2: Add eggs and vanilla

    Add the eggs and vanilla extract to the chocolate-sugar mixture and whisk vigorously until the batter is glossy and slightly thickened. This step aerates the batter a bit, giving the finished brownies their chewy texture—no electric mixer required.

    For this step

    • 2 largeLarge eggs
    • 1 tspVanilla extract
    Add eggs and vanilla
  3. Step 3: Fold in dry ingredients

    Sprinkle the all-purpose flour and sea salt over the batter and fold gently with a spatula until just combined; a few streaks of flour are fine. Avoid overmixing to keep the brownies dense and fudgy.

    For this step

    • 3/4 cupAll-purpose flour
    • 1/2 tspFine sea salt
    Fold in dry ingredients
  4. Step 4: Stir in chocolate chips and transfer

    Fold in about three-quarters of the chocolate chips, reserving the rest to scatter on top. Scrape the batter into the prepared pan and smooth the top, then sprinkle the remaining chips over the surface for an attractive finish.

    For this step

    • 3/4 cupSemi-sweet chocolate chips
    Stir in chocolate chips and transfer
  5. Step 5: Bake until set

    Bake in the preheated oven for 20–25 minutes, rotating halfway through, until the edges are set and a toothpick inserted near the center comes out with a few moist crumbs (not wet batter). Baking times vary by oven; err on the side of slightly underbaked for the chewiest result.
    Bake until set
  6. Step 6: Cool and serve

    Let the brownies cool in the pan on a wire rack for at least 15 minutes to set, then use the parchment overhang to lift them out and transfer to a cutting board. Slice into 8 squares and serve warm or at room temperature; store leftovers covered at room temperature for 2 days or refrigerated for up to 5 days.
    Cool and serve
  1. Preheat the oven to 350°F (175°C). Line an 8-inch square pan with parchment, leaving an overhang for easy removal, and lightly grease the parchment. In a medium heatproof bowl, melt the butter (microwave in 20-second bursts or melt gently on the stovetop), then whisk in the granulated sugar, brown sugar, cocoa powder, and espresso powder until evenly combined and smooth.
  2. Add the eggs and vanilla extract to the chocolate-sugar mixture and whisk vigorously until the batter is glossy and slightly thickened. This step aerates the batter a bit, giving the finished brownies their chewy texture—no electric mixer required.
  3. Sprinkle the all-purpose flour and sea salt over the batter and fold gently with a spatula until just combined; a few streaks of flour are fine. Avoid overmixing to keep the brownies dense and fudgy.
  4. Fold in about three-quarters of the chocolate chips, reserving the rest to scatter on top. Scrape the batter into the prepared pan and smooth the top, then sprinkle the remaining chips over the surface for an attractive finish.
  5. Bake in the preheated oven for 20–25 minutes, rotating halfway through, until the edges are set and a toothpick inserted near the center comes out with a few moist crumbs (not wet batter). Baking times vary by oven; err on the side of slightly underbaked for the chewiest result.
  6. Let the brownies cool in the pan on a wire rack for at least 15 minutes to set, then use the parchment overhang to lift them out and transfer to a cutting board. Slice into 8 squares and serve warm or at room temperature; store leftovers covered at room temperature for 2 days or refrigerated for up to 5 days.

One-Bowl Chewy Brownies Tips

Whisk for chewiness

Vigorously whisk the eggs into the warm chocolate-sugar mixture until glossy; this incorporates air and helps create the chewy texture without a mixer.

Measure flour properly

Spoon the flour into your measuring cup and level it—too much flour yields cakier brownies, while a light hand keeps them fudgy.

Watch the bake time

Start checking at 20 minutes and remove when a toothpick comes out with a few moist crumbs; slightly underbaked is better for a gooey center.

Use room-temperature eggs

If possible, bring eggs to room temperature before mixing so they blend smoothly into the warm butter mixture and emulsify more easily.

Don’t overmix after flour

Fold the flour until just combined—small streaks of flour are fine—because overworking develops gluten and dries the brownies out.

One-Bowl Chewy Brownies Variations and Substitutions

Nut-studded brownies

Fold 3/4 cup toasted chopped walnuts or pecans into the batter for crunch; you can also press a handful on top before baking for a decorative finish.

Vegan swap

Replace butter with equal-weight vegan butter and swap 2 large eggs for two flax eggs (2 tbsp ground flax + 6 tbsp water); expect a slightly denser, but still fudgy, result.

Gluten-free option

Use a 1:1 cup-for-cup gluten-free baking flour blend in place of AP flour and stir in a teaspoon of xanthan gum if your blend lacks it to help with structure.

Extra-intense chocolate

Stir 2 ounces of finely chopped 70% dark chocolate into the warm butter-cocoa mixture before adding eggs for a deeper flavor and silkier crumb.

How to Store and Make One-Bowl Chewy Brownies Ahead

Store cooled brownies in an airtight container at room temperature for up to 2 days or refrigerate for up to 5 days; bring refrigerated squares to room temperature or warm briefly before serving. For longer storage, cut into squares and freeze layers between parchment in a sealed container for up to 3 months, thawing at room temperature or in a low oven.

What to Serve With One-Bowl Chewy Brownies

Serve warm squares with a scoop of vanilla ice cream and a sprinkling of flaky sea salt to highlight the chocolate; a spoonful of salted caramel also pairs beautifully. For drinks, offer strong coffee, espresso, or a malty stout to complement the cocoa; for a lighter pairing, cold milk is classic and effective.

One-Bowl Chewy Brownies FAQs

Why are my brownies cakey instead of fudgy?

Most often it's too much flour or overbaking; make sure you measure flour by spooning and leveling, and remove the pan when a toothpick shows moist crumbs rather than clean. Also avoid overmixing after adding flour to prevent extra gluten development.

Can I replace the cocoa powder with melted chocolate?

Yes, you can substitute about 3 ounces of melted bittersweet chocolate for part of the cocoa/pan fat, but reduce the melted butter by a tablespoon or two to keep the batter from becoming too loose and adjust bake time slightly.

Do I have to use espresso powder?

No—espresso is optional and only serves to amplify the chocolate flavor; omit it without affecting texture, or substitute instant coffee if that's what you have.

Can I double the recipe for a larger pan?

Yes, doubling works well—use a 9x13-inch pan and monitor baking time closely, which will be longer (start checking around 28–32 minutes) and rotate the pan for even browning.

How do I get a glossy crackly top?

The glossy top comes from whisking the eggs with the sugar-butter mixture and using granulated sugar; vigorous whisking dissolves some sugar and helps form that shiny, slightly crackly surface during baking.

Jake Woods

About the author

Jake Woods

Hello, I'm Jake. I started this recipe site with the idea that I hated recipe websites that overwhelm you with long stories and ads just to see plain content that's not helpful. My goal is to provide you with quality recipes, simple ideas and a fun cooking experience. There's lots of fun things to cook, and I think as you browse the site you'll find that TopShelf.Recipes is the place for quality recipes on the web.

See all recipes by Jake Woods →

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Nutrition Facts

Per serving: 1 brownie (60g)

Calories249
Total Fat12.1g
Saturated Fat7.1g
Trans Fat0g
Polyunsaturated Fat1g
Monounsaturated Fat0.7g
Cholesterol25mg
Sodium76mg
Total Carbohydrates36.5g
Dietary Fiber2.5g
Total Sugars27g
Includes Added Sugars14.5g
Protein3g
Vitamin D0μg
Calcium17mg
Iron1.5mg
Potassium129mg

Nutrition values are estimated from USDA ingredient data and may vary based on preparation, brands, and portion sizes. Values are provided for informational purposes only.

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One-Bowl Chewy Brownies

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