Preheat the oven to 400°F.
Slice the chicken breast in half, butterfly it open, pound it thin, and season it with salt and pepper.
Prepare breading station with egg wash, flour, and panko breadcrumbs seasoned with salt, pepper, Italian seasoning, and garlic powder.
Coat chicken in the breading station and place on a wire rack.
Fry the chicken in avocado oil until golden brown on both sides, then transfer to the oven to finish cooking.
In a pot, sauté shallot and garlic in butter, deglaze with white wine, add chicken stock and cream, simmer until thickened, then whisk in dijon mustard.
Slice the cooked chicken and serve with the dijon cream sauce, garnish with parsley.
