Low Carb Chicken Cordon Bleu Casserole - Casserole, 6 cup chicken, shredded or cubed (rotisserie works well), 1/2 lb very thin sliced deli honey ham, rough chopped, 1/4 lb thin sliced baby swiss cheese, sauce, 4 tbsp butter, 4 tbsp flour, 3 1/4 cup milk, 2 tbsp freshed squeezed lemon juice, 1 tbsp dijon mustard.