Sour Cream Muffins
["2 c. sifted all-purpose flour", "1/4 c. sugar", "2 tsp. baking powder", "1/2 tsp. soda", "1/2 tsp. salt", "1 egg, beaten", "1 c. sour cream", "1/3 c. milk", "1/4 c. cooking oil"]
["Sift dry ingredients into mixing bowl.", "Combine egg, sour cream and cooking oil.", "Make a well in center of dry ingredients, add liquid ingredients all at once.", "Mix only until all ingredients are moist.", "Fill well greased muffin cups 2/3 full and bake at 400\u00b0 for 20 to 25 minutes or until brown."]
["flour", "sugar", "baking powder", "soda", "salt", "egg", "sour cream", "milk", "cooking oil"]