INGREDIENTS
2 tbsp
unsalted butter
4
large yellow onion (sliced into strips)
1 tbsp
granulated sugar
1 pinch
garlic powder
1 pinch
black pepper
1 pinch
salt (to taste)
6 cups
low sodium beef broth
1
loaf french bread (cut into thick slices)
4
slices provolone cheese
1/4 cup
grated parmesan cheese (optional)
fresh chives (chopped, for garnish, optional)