Lectin-Free Boeuf Bourguignon

lbs stew grass-fed beef, cut in small chunks

avocado oil for frying

medium red onion, chopped

medium carrot, chopped

stalks celery

small bouquet of fresh thyme

good quality red wine

beef / bone stock or broth

, 5 cups of small cremini mushrooms, whole or cut in halves

frozen pearl onions, whole

medium carrots, cut in big chunks

arrowroot flour (or more)

salt and pepper

fresh parsley, chopped