Cioppino (Rich, Hearty, San Francisco Style)

Ingredients

• 1/4 cup olive oil.
• 1 fennel bulb, chopped.
• 1 onion, chopped.
• 3 shallots, diced.
• 4-6 cloves garlic, minced.
• 1/4 teaspoon red pepper flakes.
• 2 teaspoons kosher salt.
• 2 tablespoons tomato paste.
• 1 cup dry white wine.
• 1 bay leaf.
• 1/2 teaspoon dried oregano.
• 2 (28 oz) cans San Marzano tomatoes.
• 1-2 pounds dungeness or king crab.
• 1 pound raw shrimp.
• 1 pound white fish fillets.
• 1 pound mussels.
• 1 pound clams.
• 1/2 cup fresh parsley.
• Lemon wedges for serving.