Lemon Meringue Bars

Directions

1. 1
   Preheat oven to 350 degrees.
2. 2
   Blend piecrust mix, the 1/4 cup sugar and 1 of the eggs in medium size bowl with a pastry blender.
3. 3
   Pat dough evenly into a greased 13x9x2 inch baking pan.
4. 4
   Bake in oven (350) for 10 minutes. Remove to wire rack; leave oven on.
5. 5
   Beat the remaining 3 eggs and the 1 cup sugar in a medium size bowl with mixer until light and fluffy.
6. 6
   Beat in lemon rind and juice and flour; pour mixture over pie crust.
7. 7
   Return to oven; bake 15 minutes longer.
8. 8
   Beat egg whites with cream of tartar in a medium size bowl with mixer until frothy. Beat in remaining 3 tablespoons sugar,1 tablespoon at a time, until meringue forms stiff peaks.
9. 9
   Remove pan from oven. Raise oven temperature to 450.
10. 10
    Spread meringue mixture over lemon mixture.
11. 11
    Return to oven and bake 5 minutes more or until meringue peaks are golden brown.
12. 12
    Cool on wire rack. Cut with a wet knife into bars.