Marshmallow Swirl Brownies

These fudgy marshmallow brownies combine a chocolate brownie with marshmallow fluff and mini marshmallows. The brownies are ultra fudgy and full of chocolate chips.

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STEP 1: With a whisk attachment, beat sugar, eggs, and egg yolk on high for 5 minutes.

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STEP 2: Add in oil, melted butter, and vanilla and mix on low until just combined.

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STEP 3: Add in flour, corn starch, cocoa powder and salt mixture. Mix on low.

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STEP 4: Fold in chocolate chips with a rubber spatula.

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STEP 5: Pour batter into a prepared 9x9 pan. Melt marshmallow fluff. Place 1 teaspoon dollops on top of the brownie batter.

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STEP 6: Bake at 325 degrees for 45-55 minutes.

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STEP 7: Pour mini marshmallows on top and bake for 2-3 minutes. Top with chocolate chips. Cool completely before cutting.

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