Pork Minestrone Soup

• 2 cans
• 1 onion (chopped)
• 1 potato (peeled)
• 1 sweet potato (peeled)
• 1 worcestershire
• 600 gr ca cannellini beans (drained)
• 400 gr tomatoes with italian style herbs undrained (diced)
• 350 gr bean (frozen)
• 260 gr pork roast (cooked cut into)
• 26 gr parmesan cheese (freshly shredded)