Heat oven to 450°F. Make pie crust as directed on box for One-Crust Baked Shell. Bake 10 to 12 minutes or until light brown. Reduce oven temperature to 350°F.
In large microwavable bowl, blend filling ingredients. Microwave uncovered on High 5 to 7 minutes or until thickened.
In large bowl, beat meringue ingredients with electric mixer on high speed about 2 minutes or until stiff peaks form.
Pour hot filling into baked pie shell. Spoon meringue onto hot filling; spread to edge of crust.
Place pie on middle oven rack; place sheet of foil on rack below pie in case of spillover. Bake at 350°F 9 to 11 minutes or until meringue is lightly browned. Cool completely, about 3 hours. Cover and refrigerate any remaining pie.