Pumpkin Swirl Brownies – Easy & Delicious Homemade Recipe

A Historical Overview of Pumpkin Swirl Brownies

Brownies first emerged in the United States at the end of the 19th century, quickly becoming a staple dessert known for their rich chocolatey flavor and chewy texture. Pumpkin, a celebrated ingredient in North America for centuries, was traditionally baked into pies and breads. By the late 20th century, creative bakers began combining seasonal pumpkin puree with classic desserts. The pumpkin swirl brownie was born out of this trend, blending the indulgence of fudge-like brownies with the warm, spiced sweetness of pumpkin for a treat that celebrates fall’s best flavors.

Pumpkin Swirl Brownies – Easy & Delicious Homemade Recipe

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• Author: Jenny Cooks
• Prep Time: 20 minutes
• Cook Time: 40 minutes
• Total Time: 1 hour
• Yield: 16 brownies 1x

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Description

These pumpkin swirl brownies are decadent, fudgy, and beautifully marbled with spiced pumpkin filling. Perfect for autumn baking, they’re a show-stopping dessert for Halloween, Thanksgiving, or any cozy fall gathering. The rich chocolate base contrasts with the creamy pumpkin swirl, creating a layered bite that’s as stunning as it is delicious. Whether enjoyed with a hot cup of coffee or served at a holiday party, these brownies are a must-bake seasonal treat.

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Ingredients

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For the Brownie Batter:

• 1 cup unsalted butter, melted

• 1 1/2 cups granulated sugar

• 1/2 cup brown sugar

• 4 large eggs

• 2 tsp vanilla extract

• 1 cup all-purpose flour

• 1 cup unsweetened cocoa powder

• 1/2 tsp baking powder

• 1/2 tsp salt

For the Pumpkin Swirl:

• 1 cup pumpkin puree

• 1 large egg

• 1/3 cup granulated sugar

• 1 tsp pumpkin pie spice

• 1/2 tsp cinnamon

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Instructions

• Preheat oven to 350°F (175°C). Grease and line a 9×9-inch baking pan with parchment paper.

• In a large bowl, whisk melted butter, granulated sugar, and brown sugar until smooth.

• Add eggs and vanilla; whisk until fully combined.

• Stir in flour, cocoa powder, baking powder, and salt until just mixed.

• In a separate bowl, mix pumpkin puree, egg, sugar, pumpkin pie spice, and cinnamon until smooth.

• Pour 2/3 of the brownie batter into the prepared pan and spread evenly.

• Spoon pumpkin mixture over the top, then drop remaining brownie batter in dollops.

• Use a knife to gently swirl the batters together for a marbled effect.

• Bake for 38–42 minutes, until the center is set.

 

• Cool completely before slicing into squares.

  

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Notes

For extra decadence, drizzle melted chocolate on top after cooling.

Store at room temperature in an airtight container for up to 3 days or refrigerate for up to 1 week.

Freeze individually wrapped brownies for up to 2 months.

Common Questions About Pumpkin Swirl Brownies

1. How do I make my brownies extra fudgy?
Use melted butter instead of oil, and avoid overbaking. The brownies should still look slightly soft in the center when you take them out—the residual heat will finish setting them as they cool.

2. Can I make pumpkin swirl brownies gluten-free?
Yes! Swap the all-purpose flour for a 1:1 gluten-free flour blend. To keep the texture rich and fudgy, make sure your blend contains xanthan gum or add 1/2 teaspoon yourself.

3. Can I prepare pumpkin swirl brownies ahead of time?
Absolutely. These brownies actually taste even better the next day as the flavors meld. Bake, cool completely, and store covered at room temperature overnight. For longer storage, refrigerate or freeze them.