In medium bowl, use fork or potato masher to mash peas. Stir in 1/4 cup butter, cream and 1/4 teaspoon salt.
Season pork chops with additional salt and pepper, to taste.
In large skillet, warm oil over medium heat. Add pork chops to pan and cook approximately 4 minutes per side, or until they reach internal temperature of 145 F. Remove pork chops from pan; keep warm.
In same pan, add remaining butter, onion and black-eyed peas. Cook 2-3 minutes until warm throughout, scraping pan. Add flour and season with salt and pepper, to taste. While stirring, slowly add milk.
Serve mashed peas topped with pork chops and black-eyed pea gravy.