In a pan mix in butter and the bechamel mix/Flour mix it for 2 min, then add the milk, stir repeatedly for 20 min, add the mozzarella and parmesan, stir then add a pinch of nutmeg, when thick enough add in the fresh chopped parsley.
For the Chicken
Cut the chicken breast in thin slices or however you prefer.
In a hot pan with oil, Fry the chicken breast till slightly golden brown, add the garlic, then sautee with salt, pepper, oregano and basil
Add in the the bechamel sauce and the cooking cream, mix thoroughly and let it simmer for a min then add more mozzarella and parmesan if necessary.