Fruit Sherbet
["1 egg, separated", "1/2 c. instant nonfat dry milk", "1/3 c. ice water", "2 Tbsp. sugar", "1 can chilled blueberry pie filling"]
["In large bowl with mixer at high speed, beat egg white, dry milk and water until stiff.", "Beat in sugar, one tablespoon at a time, until very stiff.", "Beat in egg yolk just until mixed.", "Fold in pie filling.", "Freeze 4 hours or more.", "Makes 1 quart of sherbet."]
["egg", "milk", "water", "sugar", "blueberry pie filling"]