INGREDIENTS
2 cups
(1/4-inch-sliced) fennel
1 lb
Celery root
1 tbsp
Garlic
1 lb
Sweet potatoes
2 tsp
Thyme, fresh leaves
1 1/2 cups
Yellow onion
1 lb
Yukon gold potatoes
1/2 cup
Chicken stock
1
Kosher salt and freshly ground black pepper
1
Olive oil, Good
2 1/2 cups
Bread crumbs, coarse fresh
2 cups
Gruyere cheese, grated
2 1/4 cups
Heavy cream