Soup: Cream Of Leek Soup With Mussels

• 4 leeks
• 3 thyme springs (fresh)
• 1 1/2 mussels
• 1/2 stick
• 475 ml water
• 290 gr russet potatoes
• 240 ml dry wine
• 180 ml bottled clam juice
• 24 gr herbs (chopped fresh)