Preheat oven to 425. Grease a foil-lined 17x11 inch baking sheet. Press pizza crust into a 15x10 inch rectangle. In small bowl combine next 2 ingredients. Spread 1/2 of sauce on crust to within 2 inches of edges. Top one half of crust lengthwise with Magic Chicken/shredded cooked chicken and mozzarella cheese. Fold long side of crust over filling, roll and press edges to seal. Bake 15 minutes. Brush with melted butter and sprinkle with Parmesan cheese. Continue baking for 5 minutes. Cut into slices and heat and serve with remaining sauce. Make Ahead & Freeze: Prepare through step 3 on greased aluminum foil. Wrap in 2-3 sheets of foil, label and freeze. Thaw completely. Unwrap, place foil with stromboli on baking sheet. Preheat oven to 425°F and continue with step 4.