Heat 1 tsp oil in lg skillet over medium heat. Stir in mushrooms. Cook, stirring until tender. Transfer to a bowl.
Heat 2 tbsp oil in skillet over medium heat. Add pork chops and brown on both sides about 7-10 min each side. Place chops on plate. Drain all but 1 tbsp drippings from skillet.
Stir in garlic and onion. Cook about 5 mins, or until onion is tender. Pour in tomatoes, italian herbs, salt and pepper. Place chops back in skillet. Cover, simmer 30 mins. Uncover, top chops w/ mushrooms and bell peppers. Cook another 10 mins.