Frozen Citrus Pie - cooking recipe

Ingredients

6 ounces lemonade concentrate
1 pint vanilla ice cream, softened
3 1/2 cups whipped topping (partially thawed)
1 graham cracker pie crust

Preparation

Place concentrate in large mixing bowl and beat about 30 seconds.
Gradually,spoon in ice cream and blend.
Fold in whipped topping, whipping until smooth.
Spoon into pie crust.
Freeze until firm, at least 4 hours.
Store any leftover pie in freezer.
I usually add lemon zest on top before serving.