Granny'S Sugar Cookies
["1 c. butter", "1 1/4 c. sugar", "3 large eggs", "1 tsp. salt", "1 tsp. baking powder", "1 tsp. vanilla", "3 to 4 c. flour"]
["Mix, roll and cut.", "Bake at 375\u00b0 for 8 to 10 minutes on ungreased cookie sheet."]
["butter", "sugar", "eggs", "salt", "baking powder", "vanilla", "flour"]