Unbelievable Peanut Butter Cookies
["1 c. peanut butter", "1 egg, unbeaten", "1 c. sugar", "1 Tbsp. vanilla"]
["Mix all together and drop by teaspoonful or make into small balls and flatten a little.", "Bake at 325\u00b0 for 15 minutes."]
["peanut butter", "egg", "sugar", "vanilla"]