1. Preheat the oven to 350°F. 2. Cook the pork chops in boiling water for 15 minutes. Drain and set aside. 3. In a large bowl, prepare the marinade. Mix the ketchup, brown sugar, soy sauce, garlic, salt, and pepper. 4. Place the pork chops in the marinade and refrigerate for 1 hour. 5. Remove from the fridge and place in a baking dish. 6. Bake for 1 hour, basting occasionally. 7. Remove from the oven and let cool, then shred the meat. 8. Open the croissant in half. Brush with mayonnaise and mustard. 9. Fill with spinach leaves; add the pork. Finish with the bell pepper strips, close, and serve.