For the soup
01 -
4 tablespoons (56 g) unsalted butter, divided
02 -
2 large leeks, white and light green parts thinly sliced and rinsed
03 -
1 small yellow onion, diced
04 -
3 cloves garlic, minced
05 -
1 teaspoon chopped fresh thyme, or 1/2 teaspoon dried thyme
06 -
1 1/2 lb (680 g) Yukon gold potatoes, peeled if desired and diced
07 -
4 cups (960 ml) gluten-free vegetable broth
08 -
1 bay leaf
09 -
1 teaspoon fine salt, plus more to taste
10 -
1/2 teaspoon black pepper, plus more to taste
11 -
3 cups (210 g) thinly sliced green cabbage
12 -
2 cups (65 g) chopped kale, tough stems removed
13 -
1 cup (240 ml) whole milk
14 -
1/2 cup (120 ml) heavy cream
For finishing
15 -
3 scallions, thinly sliced
16 -
2 tablespoons chopped fresh parsley or chives
17 -
Optional shredded sharp white cheddar, for serving