Raspberry Sherbet
["1 c. pureed and sieved fresh raspberries", "2 c. plain nonfat yogurt", "1/2 c. sugar", "3 egg whites", "1 1/2 tsp. vanilla"]
["Combine fruit, yogurt and sugar. Freeze to slushy consistency. In a chilled bowl, beat egg whites until light and fluffy, forming soft peaks. Add vanilla and continue to beat another 30 seconds."]
["fresh raspberries", "nonfat yogurt", "sugar", "egg whites", "vanilla"]