Slow Cooker Pinto Beans

1 pound dried pinto beans

1 onion, chopped

¾ green bell pepper, diced

2 celery ribs, chopped

3 cloves garlic, chopped

1 pound Black Forest ham, cubed

1 teaspoon ground cumin, or to taste

1 tablespoon dried oregano, or to taste

2 bay leaves

1 tablespoon lard

5 cups chicken broth, or as needed to cover

Cover pinto beans with water in a large bowl; allow beans to soak overnight.

Place onion, green bell pepper, celery, garlic, Black Forest ham, soaked pinto beans, cumin, oregano, bay leaves, and lard in a slow cooker.

Pour enough chicken broth into the slow cooker to cover the other ingredients.

Cook on High until beans are very tender, 5 to 6 hours.