Chocolate Kahl�a Cheesecake

• 9 springform (pan)
• 3 eggs
• 2 kahla
• 425 gr semi sweet chocolate chunks divided
• 400 gr chocolate wafer crumbs
• 700 ml cream cheese
• 240 ml whipping cream
• 200 gr sugar
• 200 gr chocolate chunks
• 55 gr melted butter