Progressive Dinner Party Dessert: Sugar Cookies « Medieval Bookworm

Ingredients

• 2 3/4 cups all purpose flour
• 1 teaspoon baking soda
• 1/2 teaspoon baking powder
• 1/2 cup butter
• 1/2 cup margarine
• 1 1/2 cups white sugar
• 1 egg
• 1 teaspoon vanilla
• colored sugar (optional, for rolling the cookies in)