Can do ahead. Must freeze. Preparing: 20 minutes. Freezing: 4 hours. Serves: 8.

1 (10 oz.) pkgs. (284 g) frozen strawberries
1 c. (237 ml) sugar
2 egg whites
1 tbsp. (15 ml) lemon juice
1/8 tsp. (.6 ml) salt
1/2 pt. (237 ml) whipping cream, whipped
1 tsp. (5 ml) vanilla
1 deep pie shell, baked and cooled

Beat the first 5 ingredients with an electric beater until very thick and it holds a peak. Fold in whipped cream and vanilla and put into pie shell, piling high. Freeze, then cover with plastic wrap. Take out of freezer a few minutes before serving.