3 cups sliced fresh rhubarb 
2 cups sugar 
1 teaspoon lemon juice 
1 cup heavy whipping cream
1. Preheat oven to 375°. In an ungreased 13x9-in. baking dish, combine rhubarb and sugar; toss to combine. Bake, covered, 30 to 40 minutes or until tender, stirring occasionally. Cool slightly. 
2. Place rhubarb mixture in a blender; cover and process until pureed. Transfer to a bowl; refrigerate, covered, until cold. 
3. Stir lemon juice into rhubarb. In a small bowl, beat cream until stiff peaks form; fold into rhubarb mixture. Transfer to a shallow 1-qt. freezer container. Freeze 1 hour, stirring every 15 minutes. Freeze, covered, overnight or until firm.
TOTAL TIME: Prep: 25 min. + freezing Bake: 30 min. + cooling 
YIELD: about 2-3/4 cups. 
Nutrition Facts
1/2 cup: 489 calories, 18g fat (11g saturated fat), 65mg cholesterol, 22mg sodium, 85g carbohydrate (81g sugars, 1g fiber), 2g protein.