Rhubarb Upside-Down Cake

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   ["Grease 9", "x 13-inch cake pan. Spread 3 cups marshmallows", "on bottom of pan. In small saucepan, cook rhubarb, sugar and", "water. Remove", "from", "heat. Stir in strawberry jello mix. Cool.", "Mix cake according to directions on package.", "Pour cake mixture", "over marshmallows,", "very", "gently,", "then pour rhubarb mixture", "over the cake mixture, very gently. Bake at 350u00b0 for 45 to 50 minutes. Cool in pan. When serving, turn cake pieces upside down and top with Cool Whip."]

* Per serving · 4 servings · Values may vary.

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