Peanut Butter Cookies
["1 c. sugar", "1 c. peanut butter", "1 egg", "1 tsp. vanilla"]
["Mix peanut butter and sugar; stir in egg and vanilla.", "Shape in 1-inch balls and place on ungreased cookie sheet.", "Press with fork to flatten slightly.", "Bake at 350\u00b0 for 12 to 15 minutes."]
["sugar", "peanut butter", "egg", "vanilla"]