Basic Muffin Batter
["1 stick butter or margarine (room temperature)", "2 tsp. baking powder", "2 c. flour", "1/2 c. sugar", "1/2 tsp. salt", "2 large eggs", "1/2 c. buttermilk"]
["Heat oven to 375\u00b0.", "Grease 12 regular or 24 mini muffin cups. In a large bowl, beat together butter, sugar, baking powder and salt until fluffy.", "Beat in eggs.", "Stir in flour, alternating with buttermilk, beginning and ending with flour until blended."]
["butter", "baking powder", "flour", "sugar", "salt", "eggs", "buttermilk"]