These fudgy pumpkin marbled brownies start with a dense chocolate base topped with a pumpkin spice swirl! They are chewy, dark and rich. If you are worried that adding pumpkin will turn your chocolate brownie cakey, the egg yolk and flour in the swirl set it smoothly so the base stays thick and fudgy. You do not need an electric mixer for this recipe, just two mixing bowls, a whisk, and basic pantry staples! If you love pumpkin desserts as much as I do, you will also want to try my Pumpkin Spice Latte Cookies and Pumpkin Maple Bundt Cake. :)
Why you’ll love these pumpkin marble brownies
- Ultra fudgy texture: Melted dark chocolate and cocoa powder create a dense, chewy centre with set edges.
- No electric mixer: You only need a simple hand whisk to prepare both batters.
- Fall spices: Cinnamon, ginger, and nutmeg bring lovely contrast to the dark chocolate batter!
Ingredients
- Unsalted butter
- Semisweet chocolate, chopped
- Eggs
- Egg yolk
- Granulated sugar
- Vanilla extract
- All-purpose flour
- Unsweetened cocoa powder
- Salt
- Pure pumpkin puree
- Ground cinnamon
- Ground ginger
- Ground nutmeg
*These are the main ingredients. The full list of ingredients and measurements can be found at the bottom of this post!*
Getting that chewy, fudgy brownie base
For the chocolate layer, I use both melted semisweet chocolate AND unsweetened cocoa powder. The melted chocolate provides structure, while the cocoa powder gives us an intense, deep dark chocolate taste.
Whisking the eggs and granulated sugar for a full three minutes is non-negotiable here! This step dissolves the sugar and creates that papery, shiny crust across the top as it bakes :)
Equipment
- Kitchen scale (I like to weigh out most of my ingredients for accuracy, I also think it’s more efficient when measuring things out over measuring cups!)
- Large and small mixing bowls
- Measuring cups and spoons
- Whisk
- Rubber spatula
- 8×8 inch baking pan
- Wire cooling rack
Tips for the Best Fudgy Pumpkin Marbled Brownies
- Whisk the eggs and sugar thoroughly – Whisking the eggs and granulated sugar together for three full minutes creates that thin, shiny top layer on the brownies.
- Keep the swirl simple – Drag a butter knife through the pan in a simple zigzag pattern a few times, as over-mixing blends the pumpkin into the chocolate instead of leaving clear ribbons.
- Watch the bake time closely – Pull the pan from the oven when a toothpick inserted into the centre comes out with moist crumbs rather than wet batter.
- Chill for neat slicing – Let the brownies cool completely in the pan, then place them in the refrigerator for an hour so you can cut clean, sharp squares.
Pumpkin Marble Brownies FAQs
Can I use pumpkin pie filling instead of pure pumpkin puree?
No, pumpkin pie filling has added liquid, sugar, and pre-mixed spices that will make the swirl runny and throw off the baking time. Stick to pure canned pumpkin puree for the correct batter structure.
How should I store these brownies?
Store them in an airtight container at room temperature for up to four days. If you prefer a firmer, extra dense brownie texture, keep the container in the refrigerator instead.
Can I freeze these marbled brownies?
Yes, let the baked brownies cool completely and slice them into squares. Wrap each square tightly in plastic wrap and store them in a zip-top freezer bag for up to three months, then thaw at room temperature before serving.
If you make these fudgy pumpkin marbled brownies, please leave a review below and tag @theflournook on socials so I can see your bakes! You can save this recipe using the pin button on the recipe card or any photo in this post.
Happy baking!
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Pumpkin Marble Brownies
- Total Time: 1 hr
- Yield: 16 squares 1x
Description
These fudgy pumpkin marbled brownies combine a dark cocoa brownie base with a warm pumpkin spice swirl! Made in an 8×8 pan without an electric mixer, they bake up chewy, dense and thick!
Ingredients
Chocolate Batter
- 3/4 cup (170 g) unsalted butter, melted
- 4 oz (115 g) semisweet or bittersweet chocolate, chopped
- 2 large eggs
- 3/4 cup (150 g) granulated sugar
- 1 tsp (5 ml) vanilla extract
- 2/3 cup (85 g) all purpose flour
- 1/3 cup (28 g) unsweetened cocoa powder
- 1/2 tsp (3 g) salt
Pumpkin Swirl
- 1/2 cup (120 g) pumpkin puree, make sure this is pure pumpkin, not pie filling
- 1 large egg yolk
- 3 tbsp (38 g) granulated sugar
- 2 tbsp (16 g) all purpose flour
- 1/2 tsp (1 g) ground cinnamon
- 1/4 tsp (0.5 g) ground ginger
- 1/8 tsp (0.3 g) ground nutmeg
- Pinch of salt
Instructions
- Preheat your oven to 350°F (175°C) and line an 8×8 inch baking pan with parchment paper.
- Melt the butter and chopped chocolate together in a heatproof bowl until smooth. Set it aside to cool slightly.
- Whisk the eggs and granulated sugar in a large bowl for 3 minutes until the mixture appears pale and thickened.
- Whisk the cooled chocolate mixture and vanilla extract into the eggs.
- Sift the flour, cocoa powder, and salt into the chocolate mixture and fold until combined.
- Pour the chocolate batter into the prepared pan and smooth the top.
- In a separate small bowl, mix together the pumpkin puree, egg yolk, sugar, flour, cinnamon, ginger, nutmeg, and salt until smooth.
- Drop spoonfuls of the pumpkin mixture over the chocolate batter.
- Drag a knife through the batters in a zigzag pattern to create a marble effect.
- Bake for 30 to 35 minutes until the edges set and the centre shows moist crumbs on a toothpick.
- Cool the brownies in the pan on a wire rack for at least 1 hour before slicing.
Notes
- Use a sharp knife and wipe the blade with a damp cloth between cuts to get clean lines on the brownies.
- Keep these in an airtight container for up to 4 days. If you prefer a denser texture, store them in the refrigerator.
- Prep Time: 25 mins
- Cook Time: 35 mins
- Category: Brownies
- Method: Baking
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