Frozen citrus pie

---------- Recipe via Meal-Master (tm) v8.01
  
       Title: Frozen Citrus Pie
  Categories: Pies, Desserts
       Yield: 6 servings
  
       1 c  6 oz. lemonade concentrate          1 pt Vanilla ice cream,softened
   3 1/2 c  Thawed whipped topping              1 ea Ready graham cracker crust
       1 x  Yellow food coloring,opt.      
  
   Place concentrate in large mixing bowl and beat about 30 seconds.
   Gradually,spoon in ice cream and blend.Fold in whipped topping and add food
   coloring,whipping until smooth.Freeze,if necessary,until mixture will
   mound.Spoon in pie crust.Freeze until firm,at least 4 hours.Store any
   leftover pie in freezer.
  
 -----