1	can	sweetened condensed milk (14 oz.)
1	tsp.	grated lemon rind
½	cup	lemon rind
3½	cup	whipped topping, thawed
1		graham cracker pie crust

Combine milk, lemon rind and juice in a large bowl. Fold in whipped topping, blending well.

Spoon into crust and chill 2 to 3 hours.