1 sm. can limeade, frozen
1 (8 oz.) container Cool Whip, thawed a bit
1 can condensed milk (Eagle Brand)
Few drops of green food coloring
1 chocolate cookie crumb crust (ready made)

Mix limeade, Cool Whip and condensed milk. Add green food coloring. Put into chocolate crust. Garnish with unsweetened chocolate grated on top and lime slices. Keep refrigerated.