"The ultimate recipe for PB-and-chocolate fans, these moist, chocolatey cupcakes come complete with a sweet peanut butter filling and a silky slathering of chocolate–sour cream frosting...."
INGREDIENTS
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1.75 all-purpose flour
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1/2 unsweetened cocoa powder
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1 baking soda
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1/2 salt
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1/2 milk
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1/2 reduced-fat sour cream
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3/4 unsalted butter
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1.25 sugar
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1/2 creamy peanut butter
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3 eggs
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1/2 creamy peanut butter
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3 unsalted butter
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1.5 confectioners’ sugar
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3 to 4 Tbsp milk
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2 semisweet chocolate chips
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1 reduced-fat sour cream