*If pork chops are on sale, they may be the most economical way to go. It's easy to trim their fat and cut chops into pieces. You can also boil any bones in a bit of water, then strain the broth to use as the liquid in the stew.
**Plus extra to add, to taste, near the end of the simmering time.
Trim any excess fat from the meat. Cut it into 1/2-inch cubes, and toss them with the soy sauce, then the cornstarch.
Heat the oil in a large saute pan. Brown the meat, add the onions, and cook until browned. Pour the water or broth over the meat and onions, and bring the mixture to a boil. Reduce it to a simmer, and stir in the molasses, brown sugar, vinegar, ginger, ho
After 30 minutes, add the diced sweet potatoes and simmer, covered, for 30 to 40 minutes, until the potatoes are cooked. Finally, stir in the red and green peppers, and cook for an additional 10 minutes, till the peppers are crisp-tender.
Sprinkle 1 tablespoon of the chopped fresh cilantro or basil over the top of each serving of stew, then drizzle with a few drops of sesame oil, if desired, right before serving. Serve the stew with scallion pancakes (recipe below).