Butter Cookies
["1 c. soft butter", "2/3 c. sugar", "3 egg yolks", "1 tsp. vanilla", "2 1/2 c. flour"]
["Mix all ingredients to make a dough.", "Use a cookie press to make different cookies (stars, bells, etc.).", "Sprinkle colored candy sprinkles on top.", "Bake at 350\u00b0 for 10 minutes."]
["butter", "sugar", "egg yolks", "vanilla", "flour"]