Seafood Botticellli

• 20 milliliter garlic (chopped)
• 3 celery stalks (chopped)
• 2 seafood stock
• 1 tabasco
• 1 stewing oysters
• 1 onion (red chopped)
• 475 ml sour cream
• 250 gr flour
• 250 gr crawfish
• 250 gr shrimp (peeled)