Melt the margarine in a large soup kettle. Add the onion and cook over moderate heat until soft, 3 minutes. Add the carrots, cook for several minutes add the bell pepper, anaheim pepper, leeks and bay leaf.
Cook for about 3 minutes, add tomatoes, potatoes, fish stock, wine, pepper, thyme and parsley. Bring to a low boil, reduce the heat and simmer, covered, until the potatoes are almost done, 10 to 20 minutes.
Bring the Chowder base to a simmer and add the fish and scallops and simmer, covered until the fish is just done, 5 to 15 minutes (don't overcook).
Add the evaporated milk and stir gently. Serve at once. Garnish with washed parsley leaves, and hot pepper sauce.
Servings: 6 to 8