Soothing Leek Soup

• 4 shots dry wine (white)
• 350 ml whipping cream
• 475 ml double strength chicken broth
• 95 gr potato (peeled)
• 20 gr blue cheese crumbled
• 18 gr butter (unsalted)
• 16 gr onion (finely chopped)
• 1 slice leek well (rinsed)