Chicken Marsala with mushroom

1 egg , beaten 1/4 cup milk 1/2 cup all-purpose flour salt and pepper 16 ounces chicken breasts 3 tablespoons olive oil 2 garlic cloves , chopped 1 medium[...]

1 lb thin sliced chicken breast 1 (10 ounce) can au jus gravy 1 small onion , sliced 1/4 cup marsala wine 1 (4 ounce) can sliced mushrooms or 3/4 cup sliced[...]