Easy Raspberry Mousse Pie | Raspberry Bavarian

Ingredients

• 1 pie shell (9", baked)
• 1 envelope unflavored gelatin
• 1/2 cup sugar
• 15 ounces frozen raspberries (thawed and drained (keep the liquid. See next line))
• 1 1/4 cups raspberry liquid
• 1 tablespoon lemon juice
• 2 egg whites
• 1 cup whipping cream