Heat oven to 375°F. Spray 11x7-inch (2-quart) glass baking dish with cooking spray. In 12-inch skillet, cook bacon over low heat 8 to 10 minutes, turning occasionally, until crisp. Drain on paper towels. Crumble bacon; set aside.
In small bowl, mix apple and sugar; spread in baking dish. In medium bowl, stir Bisquick mix, milk and eggs until blended; pour over apple. Sprinkle with cheese and bacon.
Bake uncovered 30 to 35 minutes or until knife inserted in center comes out clean.