Grandmother'S Sugar Cookies
["1 c. margarine or butter", "1 1/2 c. sugar", "2 eggs, beaten", "3/4 c. sour milk", "1 tsp. baking soda", "3 1/2 to 4 c. flour", "1/2 tsp. salt"]
["Blend margarine and sugar.", "Add eggs.", "Add sour milk with baking soda dissolved in it.", "Stir in flour (sifted) with 1/2 teaspoon salt.", "Drop from spoon onto greased cookie sheet.", "Bake at 350\u00b0 for 10 to 12 minutes.", "Sprinkle with colored sugar or frost."]
["margarine", "sugar", "eggs", "sour milk", "baking soda", "flour", "salt"]