INGREDIENTS
1
Bay leaf
1
Chives
1
medium clove Garlic
3
lbs Onions, yellow or mixed
2
sprigs Thyme
2 qt
Chicken stock, homemade or store-bought low-sodium
1 tsp
Fish sauce, Asian
1
Kosher salt and freshly ground black pepper
1 tsp
Cider vinegar
8
Bowl-size slices rustic bread
6 tbsp
Butter, unsalted
1 lb
Gruyere cheese, grated
1/2 cup
Sherry, dry