Make It
Step 1
Paper-line 18 muffin cups.
Step 2
Cut pound cake into 18 slices. Using 1 3/4 inch-round cookie cutter or appropriate size to fit into paper liners, cut slices into rounds (discard cake scraps or save for another use). Place cake rounds into paper liners.
Step 3
Combine sweetened condensed milk and lemonade concentrate in large bowl; stir well. Stir a large spoonful of whipped topping into mixture. Fold in remaining whipped topping. Spoon evenly into liners. Freeze for 2 hours. Cover; freeze for several hours or overnight before serving. Garnish with lemon peel.