INGREDIENTS
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2 cups all-purpose flour
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1 teaspoon baking powder
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1/2 teaspoon cornstarch
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1/2 teaspoon salt
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1/4 teaspoon baking soda
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1/4 teaspoon ground cinnamon
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1/2 cup (1 stick) butter, softened
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1/2 cup brown sugar, packed
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1/2 cup creamy natural peanut butter (I used creamy natural from Trader Joe’s)
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1 egg
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1/2 cup mashed banana (about 1 medium banana)
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1 teaspoon vanilla extract
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(optional: cane sugar, for sprinkling)