Wash black-eyed peas thoroughly.

Cover peas with cold water and soak overnight.

Drain the soaked peas and place them in a large pot.

Cover the peas with fresh water and bring to a boil.

Reduce heat and simmer.

Heat a small amount of cooking oil in a frying pan.

Add diced onion and celery to the frying pan.

Cook onion and celery until slightly brown.

Add the browned onion and celery to the pot with the peas.

Add diced ham to the pot.

Simmer the mixture for 1 hour.

Add brown sugar, salt, pepper, parsley flakes, basil, oregano, bay leaves, and garlic powder to the pot.

Simmer for an additional hour, stirring occasionally.