Preheat oven to 350°F. Line an 8x8-inch baking pan with aluminum foil. Grease foil.
In medium bowl combine Luscious Lime Cheesecake Bars Mix packet 1 and ½ cup softened butter. Mix until crumbly. Reserve ⅓ cup dough; refrigerate. Evenly press remaining dough into prepared pan. Bake 15 minutes. Cool slightly.
Reserving three tablespoons of Rhubarb Strawberry Fruit Spread, spread the remainder of the Rhubarb Strawberry Fruit Spread evenly over the cooled crust.
Reduce heat to 325°F. In large bowl, vigorously stir softened cream cheese until smooth. Add Luscious Lime Cheesecake Bars Mix packet 2 and ½ cup melted butter. Stir until well combined. Spread over cooled crust. Sprinkle with reserved dough. Dollop remaining 3 tablespoons Rhubarb Strawberry Fruit Spread over top.
Bake 30-35 minutes or until cake is set 3 inches from edge but still wobbly in center when pan is gently shaken.
Cool at room temperature 30 minutes. Refrigerate 1 hour or until completely cooled. Store in refrigerator, covered.