Strawberry-Rhubarb Cake
["1 white or yellow cake mix", "4 c. diced rhubarb", "3 oz. strawberry Jell-O", "1 c. sugar", "2 c. mini marshmallows"]
["Mix cake mix according to directions.", "Cover bottom of a 9 x 13-inch pan with rhubarb.", "Sprinkle Jell-O over rhubarb.", "Sprinkle sugar over Jell-O.", "Cover with marshmallows.", "Pour cake batter over this.", "Bake 30 to 35 minutes.", "Serve with ice cream or whipped cream."]
["white", "rhubarb", "strawberry", "sugar", "marshmallows"]