Season chicken with black pepper, white pepper and mustard seeds.
Add salt to eggs. Also season flour with white pepper and salt.
Dredge chicken in flour then eggs and then breadcrumbs.
Fry chicken in vegetable oil for about 2-3 minutes per side until golden brown.
For the mushroom sauce, sweat off onions and garlic in coconut oil in a pan.
Add mushrooms to the pan and then add the stock.
Add coconut milk, salt, and peppercorns and let the sauce simmer.
Cook until the sauce has reduced.
Serve chicken schnitzel with sauce.