1Heat oven to 425°F. Line 13x9-inch pan with foil. Generously spray with cooking spray.
2In shallow dish, mix Bisquick mix, dressing mix (dry) and paprika. In another shallow dish, mix egg and water. Dip chicken into egg mixture, then coat with Bisquick mixture. Place chicken in pan.
3Bake 35 minutes. Turn; bake about 15 minutes longer or until juice of chicken is clear when thickest part is cut to bone (180°F). Serve with prepared ranch dressing.