INGREDIENTS
3 lb
yellow onions, (cut into 1/8-inch pieces)
3 tbsp
unsalted butter
1/2 tsp
salt, (plus more if needed)
1 pinch
sugar
1 tbsp
all purpose flour
8 cups
water
1
sprig fresh thyme, (or 1/2 tsp. dried thyme)
1/4 cup
dry white wine
1
crusty baguette
8 oz
gruyere cheese