Line a 9-inch pie pan with:
Bake the crust as directed in About Blind Baking Crusts or About Crumb Crusts.
Pour into a small cup:
Sprinkle over the top and let stand for 5 minutes:
Lightly beat in the top of a double boiler or large heatproof bowl:
Add:
Cook and stir over, not in, simmering water until thickened. Stir in the softened gelatin until dissolved. Refrigerate until the mixture thickens but is not completely set.
Whip in a large bowl until soft peaks form:
Gradually beat in:
Beat the egg whites until stiff but not dry. Fold into the pumpkin mixture and fill the pie shell. Refrigerate several hours to set.
Serve garnished with: