Collard Greens — The Pot Liquor Is the Point

The dish in lineage

Leaf-and-pot cooking is one of the through-lines of West African foodways. Cassava leaf, bitterleaf, sorrel, amaranth — across the West African coast, dark leafy greens are slow-cooked with smoked or salted meat into a deeply seasoned pot.

Collard greens in the American South are a direct line from that tradition. Brassica oleracea (cabbage family, of which collards are one cultivar) was European in origin, but the technique — slow simmer with smoked pork, finished with vinegar and pepper — is West African.

The leftover liquid, called pot liquor or potlikker, is essentially a mineral-dense broth. Skim it. Drink it with cornbread. That is the whole tradition.

Recipe (4 large servings)

Ingredients

2 large bunches collard greens (about 1.5kg total)
1 smoked ham hock or smoked turkey wing
1 medium onion, sliced thin
4 garlic cloves, smashed
1 tbsp apple cider vinegar
1 tsp red pepper flakes
1 tsp salt
6 cups water or chicken stock
1 tbsp neutral oil

Steps

Prep the greens. Strip leaves from the thick center stems (compost the stems or save for stock). Stack the leaves, roll into a cigar shape, slice into 1-inch ribbons. Wash in a big bowl of cold water — collards hold grit. Drain.
In a large heavy pot, heat oil over medium. Add onion, cook 8 minutes until very soft and starting to brown. Add garlic, cook 30 seconds.
Add ham hock, water, vinegar, red pepper, salt. Bring to boil.
Add the greens in batches — they wilt as you stir. It looks like too many until it isn't.
Reduce to low simmer. Partially cover. Cook 90 minutes, stirring occasionally.
Taste. Adjust salt and vinegar. The pot liquor should taste deeply seasoned and faintly smoky.
Pull the ham hock out, strip the meat, return the meat to the pot.
Serve with hot cornbread, with the pot liquor in a cup on the side. Dip the cornbread.

On the vegetarian version

It can be done. Smoked paprika, a piece of kombu, and a splash of soy sauce give you a credible substitute. It is not the same dish. It is a related dish, and that is fine.

Cross-reference

Edna Lewis writes about cooking collards in In Pursuit of Flavor. Read that chapter alongside the recipe above. Her timing notes will adjust yours.

The greens-and-pot-liquor tradition

The slow-cooked greens tradition in Southern Black cuisine — collards,
mustards, turnips, kale — descends from West African leaf-and-pot
preparations. The pot liquor (the cooking broth that develops from
the greens, the smoked meat, and the long simmer) is the value-add
that the cookbook tradition often misses.

Pot liquor was historically saved and reused. It was poured over
cornbread for the next meal; used as the base for soups; given to
children for the iron, vitamin K, and folate content. The discard-
the-broth instruction in many contemporary recipes is a culinary
loss.

The technique

The traditional method: 2 large bunches of collards (stems removed,
leaves rough-chopped), 1 smoked ham hock or smoked turkey leg, 1
diced onion, 2 cloves garlic, 1 tsp red pepper flakes, 6 cups water,
2 tbsp vinegar or hot sauce at the end. Simmer 60 to 90 minutes.

The greens come out tender, almost silky. The broth comes out dark
green, smoky, with depth that takes the full simmer to develop.

Nutritional density

A cup of cooked collard greens delivers roughly 770 mcg of vitamin K
(more than 5x daily value), 260 mg of calcium (a quarter of daily
value), 130 mcg of folate, and meaningful magnesium and iron. The
pot liquor itself contains a fraction of these — water-soluble
vitamins and minerals leach into the broth — which is the
nutritional argument for keeping it.

What to serve alongside

Hoppin' John. Skillet cornbread. A small dish of vinegar-pepper
sauce. Maybe a fried piece of fish on the side. The plate is one of
the canonical Southern Black meals and reads as a complete dinner.

Cite the tradition

When you cook collards, you are cooking a West African leaf-and-pot
preparation rendered through three centuries of American adaptation.
Name the tradition. The pot liquor is the inheritance; pour it over
cornbread; do not throw it away.