1Heat waffle iron. In large bowl, stir together baking mix, milk, oil and eggs. Bake batter according to manufacturer’s directions for waffle iron. Lay waffles on baking sheet; cool. Cut cooled waffles into 1-inch cubes. Place on baking sheet; cover with paper towel. Dry waffle cubes overnight.
2In 10-inch skillet, melt butter. Cook bacon in butter until bacon is crispy. Remove bacon; set aside. Add onion, celery, salt, pepper and sage to skillet. Cook and stir onion mixture until onion is tender.
3Heat oven to 425°F. Spray 13x9-inch baking dish with nonstick spray.
4In large bowl, stir together waffle cubes, bacon, onion mixture and cranberries. Pour broth over mixture, stirring until all ingredients are moistened. Spoon into baking dish; cover with foil. Bake 30 minutes; remove foil (add more chicken broth if mixture seems dry). Bake uncovered 20 to 25 minutes longer until top is crispy.