Sourdough Sugar Cookies
["1 c. sugar", "1/2 c. butter", "1 tsp. vanilla", "1 egg", "2 tsp. baking powder", "1 c. sourdough mixture", "1 3/4 c. flour", "1/4 tsp. salt", "1/4 tsp. baking soda"]
["Combine all ingredients.", "Drop by spoonfuls on baking sheets. Bake at 350\u00b0 for 12 minutes.", "Sprinkle with sugar and cinnamon or frost."]
["sugar", "butter", "vanilla", "egg", "baking powder", "sourdough mixture", "flour", "salt", "baking soda"]