1 9-inch baked pie shell
1 cup lemon curd
1 tbsp grated lime zest
1 tbsp lime juice
7 drops yellow food coloring
5 drops green food coloring
16-oz carton frozen whipped topping, thawed.
thin lime slices for garnish, if desired
Combine the lemon curd, lime zest, lime juice, green and yellow food colorings together. Fold 3 cups of the whipped topping into the mixture; blend in well. Spread the mixture into the baked pie crust. Top with the remaining whipped topping. Garnish with thin lime slices, if desired.