You’ll Need:1 boneless pork loin roast, about 2 to 3 lbs. 1/2 cup flour 3 tbsp margarine 2 medium onions, halved and sliced 1 can crushed pineapple (20 oz), undrained 1 tbsp vinegar 1 tbsp soy sauce 1 to 2 tsp sugar (optional) 1 cup chopped green and/or red bell