Portuguese Kale Soup

• 6 potatoes (peeled)
• 4 boxes (frozen)
• 3 cans kidney beans
• 2 bunches kale
• 1 onion
• 1 head cabbage (shredded)
• 1 shank bone with meat
• 400 gr linguica
• 18 gr pepper (crushed red)
• 18 gr salt