French Onion Soup🧅

Ingredients

For the homemade beef stock Beef bones (such as marrow and knuckle), can also use meaty shank, short rib Tomato paste (spread all over in last 10 minutes of roasting) Yellow onions Carrots Celery Garlic Bay leaves Black peppercorns Thyme Cold water

For the soup and gratiné Yellow onions or combination Unsalted butter Extra virgin olive oil Salt Pinch of sugar All-purpose flour (optional) Dry white wine, vermouth, or cognac Roasted beef stock (homemade or the best store bought