Pecan Puffs
["2 c. pecans, chopped", "2 egg whites", "2 c. powdered sugar", "1 tsp. vinegar", "1 tsp. vanilla"]
["Beat egg white stiff, not dry.", "Add sugar, spoonful at a time. Add vinegar and vanilla.", "On well-greased pan, drop by teaspoon 2 inches apart.", "Bake at 250\u00b0 for 20 to 30 minutes."]
["pecans", "egg whites", "powdered sugar", "vinegar", "vanilla"]