3 tablespoon unsalted butter or olive oil
4 leeks, cleaned and sliced
Sea salt
2 pounds golden potatoes, cubed
1 carrot, diced
7 cups vegetable broth
6 sprigs thyme + more for garnish
1 bay leaf
Freshly cracked black pepper to taste
1 cup heavy cream (optional)
3 tablespoons chives for garnish, snipped