Combine in a bowl:
1-14oz can Sweetened Condensed Milk
1 tsp grated lime peel & 1/2 cup key lime or lime juice.
Fold in 2 cups of whipping cream (homemade or purchased).
Spoon into a graham cracker crust.
Cover and freeze at least 2 hours.
Spread whipping cream over the top and decorate with limes. Luscious!