Easy Rhubarb Dessert
["1 pkg. yellow cake mix", "5 c. diced rhubarb", "1 c. sugar", "1 c. heavy cream"]
["Mix cake as directed on package.", "Pour batter into a greased 9 x 13-inch baking pan.", "Spread rhubarb over batter.", "Sprinkle with sugar; pour cream over top.", "Do not mix.", "Bake at 350\u00b0 for 35 to 40 minutes or until cake tests done."]
["yellow cake mix", "rhubarb", "sugar", "heavy cream"]