INGREDIENTS
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2 large egg whites
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1 1/4 cups granulated sugar
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Pinch of cream of tartar
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1/2 teaspoon pure vanilla extract
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1 tablespoon kirsch (optional)
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1 pound (10 stalks) rhubarb, cut into 1/2-inch chunks
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2 cups heavy cream
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1 vanilla bean
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6 ounces (1/2 pint) fresh raspberries
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Confectioners' sugar, for dusting