Peanut Butter Banana Muffins
Ingredients:
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1 cup all-purpose flour
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¾ cup quick cooking oats
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⅓ cup packed brown sugar
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1 tablespoon baking powder
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1 cup milk
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½ cup peanut butter
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½ cup mashed ripe banana
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1 egg, beaten
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2 tablespoons vegetable oil
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1 teaspoon vanilla extract
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¼ cup all-purpose flour
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2 tablespoons butter, melted
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2 tablespoons packed brown sugar