Roberto's caldo gallego recipe: tasty galician stew

Ingredients

• 8 quarts of water
• 3 libras dried Great Northern Beans
• 5 libras potatoes peeled and chunked
• 3 libras turnips peeled and chunked
• 4 libras flank steak cut into large pieces
• 5 libras bone-in-ham cut into large pieces
• 2 libras bacon slices (sliced bacon slab or pancetta can also be used)
• 6 oz. salt pork (or pork leaf fat called unto in Spanish) rinsed and cut up
• 10 Spanish chorizos
• 2 bunches of collard greens ? washed well and shredded