Blueberry Muffins
["1/2 c. butter, softened", "1 1/4 c. sugar", "2 c. flour", "2 tsp. baking powder", "1/2 tsp. salt", "2 eggs", "1/2 c. milk", "2 1/2 c. blueberries"]
["Cream butter and sugar together.", "Add all other ingredients except blueberries and stir until just mixed.", "Fold in blueberries and spoon into paper-lined muffin tins.", "Bake at 350\u00b0 for 15 to 20 minutes.", "Makes 1 to 2 dozen."]
["butter", "sugar", "flour", "baking powder", "salt", "eggs", "milk", "blueberries"]