Preheat oven to 350F. Combine parmesan cheese, salt & pepper, Italian seasoning in a small bowl.
Coat each chicken breast with egg, followed by cheese mixture.
Heat a nonstick skillet to medium and spray with olive oil. Place chicken breast in skillet and cook 2 minutes per side. Transfer to a casserole dish and add 1 oz swiss cheese to each chicken breast.
Bake for 20 minutes or until internal temperature reaches 165F.