1 package (3 oz) lemon-flavored gelatin |
1 can(s) evaporated milk |
2 tablespoon(s) lemon peel grated |
1/2 cube(s) fresh lemon juice |
1 frozen whipped topping, thawed divided |
1 prepared graham cracker crumb crust |
2 candied lemon half slices, cut into 8 wedges (optional) |