Fresh crabs makes a delicious seafood stew. This full flavored Korean crab stew is mildly spicy seasoned with Korean pastes. Add shrimp or other seafood you like.
In a large soup pot, add dried anchovies, shrimp, water, and radish slices; bring to boil over high heat. Remove the sea keep and simmer over low heat for 20 minutes. Discard the anchovies but keep the radish in.
In a small bowl, combine chili flakes, chili paste, soybean paste, soy sauce for soup, fish sauce; mix well. Add the sauce to the anchovy stock.
Add the seafood and cook over med-high heat for 3 minutes. Add the watercress and zucchini, and cook another 1-2 minutes until the seafood is fully cooked. Taste and season more with Korean soy sauce for soup if needed.
Add the leek (or green onion) and pepper; heat through. Serve hot with rice and kimchi.