Heat butter in a casserole.
Cook the onions for 3 minutes. Then add-in garlic and parsley, continue cooking for 5 minutes.
Then add the tomato flakes and cook until it melted.
Pour-in chicken stock, then add the clams and mussels. Let it boil for 5-7 minutes.
Then put the bay leaf, basil, thyme, oregano and wine. Let it boil for another 10 minutes.
After 10 minutes, add the shrimp, scallops, fillet, crabmeat. Then pour-in water.
Bring it to boil for 30 minutes.
Then transfer in a bowl. Eat while hot! Enjoy.