Good-Cooking - Oatmeal Muffins

Ingredients

• 1 cup quick-cooking rolled oats
• 1 cup buttermilk
• 1/2 cup brown sugar, packed
• 1 large egg, beaten
• 1 cup flour
• 1 teaspoon salt
• 1 teaspoon baking powder
• 1/2 teaspoon baking soda
• 1/2 cup melted butter, cooled