This dish is inspired by two Southern specialties: collards cooked with salt pork and black-eyed peas cooked with a ham hock.
If desired, soak overnight and then drain:
Combine the peas in a large pot with:
Bring to a boil, then reduce the heat and simmer, covered, until the peas are tender, about 45 minutes. Drain, reserving about 1 cup of the cooking liquid. Discard the onion, celery, garlic, and bay leaf. Return the peas to the pot along with the reserved cooking liquid. Shred the meat from the ham hock and add it. Cut the carrot into small chunks and add it. Stir in:
Bring to a boil, then reduce the heat, cover, and simmer until the greens are tender, 10 to 15 minutes. Stir in: