3lb bag Spanish onions
48 ounces high-quality beef broth
Fresh parsley
Fresh thyme
Fresh garlic
Black peppercorns
Cloves (optional)
Parmesan cheese rind (optional)
Olive oil
Dry sherry
Day-old baguette
Kosher Salt
Gruyere cheese
Chives
https://www.youtube.com/watch?v=1qRir364aNk&ab_channel=BabishCulinaryUniverse