Sugar Cookies
["1 c. butter", "1 c. sugar", "2 eggs", "1 Tbsp. milk", "1 tsp. vanilla", "3 c. flour", "3 tsp. baking powder"]
["Mix the first five ingredients, then add flour and baking powder.", "Chill for 10 minutes, covered.", "Bake at 400\u00b0 until the edges turn."]
["butter", "sugar", "eggs", "milk", "vanilla", "flour", "baking powder"]