Peanut Butter Pinwheels
["1/2 c. cold mashed potatoes (no salt or milk)", "4 c. confectioners sugar", "1/2 tsp. vanilla", "1 c. peanut butter"]
["To the potatoes, add enough confectioners sugar to make easily handled fondant; mix well.", "Add vanilla.", "Turn half of mixture onto board that has been lightly dusted with powdered sugar.", "Roll into a rectangle 1/4-inch thick.", "Spread with half of peanut butter, then roll short side jellyroll fashion.", "Repeat with rest of fondant.", "Chill in refrigerator overnight.", "Cut into 1/4-inch thick slices."]
["cold mashed potatoes", "confectioners sugar", "vanilla", "peanut butter"]