INGREDIENTS
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2 ½ cups all-purpose flour, spooned and leveled
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2 teaspoons baking powder
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¼ teaspoon baking soda
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½ teaspoon kosher salt
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1 cup Smooth Operator peanut butter
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¾ cup (1½ sticks) softened butter plus 2 tablespoons cold butter
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1 ½ cups plus ¼ cup granulated sugar
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2 large eggs
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1 teaspoon pure vanilla extract
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1 cup milk
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4 medium bananas, peeled and sliced