Cook
Heat 2 tablespoons of oil and 1 tablespoon butter in a large skillet over medium-high heat. Swirl pan to coat evenly.
Fry 2-3 chicken breasts until golden on each side, cooked through and no longer pink (about 4-5 minutes each side, depending on the thickness of your chicken). Transfer to a warm plate. Set aside.
Wipe pan over with a sheet of paper towel. Repeat with remaining oil, butter and chicken breasts. When cooked, transfer the chicken onto the same plate.
Sauce
4 Onion and Garlic
Sauté the onion and Garlic in the butter and remaining oil/juices in the pan until softened. (Skip if using Onion powder)
5 Roux (in you like the sauce thicker)
Add flour and butter in pan and stir.
6 Sauce
Add remaining ingredients (except Cheese) to roux.
Bring to boiling
Reduce heat, and stir in cheese.
Combine
7 Place Chicken in sauce pan. Add in about half the sauce
Sprinkle with parsley (or Italian seasoning) and simmer about (~5 minutes).
Serve
8 Serve with noodles, mashed potatoes, or rice.