Line 15x10-inch pan with sides with foil; spray with Crisco® Original No-Stick Cooking Spray. Place sweet potatoes in pan. Bake 15 minutes. Add vegetables. Sprinkle potatoes and vegetables with 1/2 teaspoon salt and 1/4 teaspoon pepper. Bake 15 to 20 minutes longer, stirring occasionally, until sweet potatoes and vegetables are tender. Reduce oven temperature to 350°F.