Shrimp Crab More in the ULTIMATE Seafood Boil

Ingredients

• 12 cups (2.8 liters) water
• 1 bottle (12 oz/355 ml) beer (lager or light ale recommended)
• 1/4 cup (60 ml) Old Bay seasoning
• 1/4 cup (60 ml) Cajun seasoning
• 2 tablespoons (30 ml) seafood seasoning (such as Zatarain's)
• 2 lemons, halved
• 1 large onion, quartered
• 8 cloves garlic, smashed
• 2 bay leaves
• 1 tablespoon (15 ml) black peppercorns
• 1 teaspoon (5 ml) cayenne pepper (optional, for extra heat)
• 2 pounds (900g) small red potatoes, halved or quartered if large
• 6 ears of corn, shucked and halved
• 1 pound (450g) smoked sausage (such as andouille or kielbasa), cut into 1-inch pieces
• 2 pounds (900g) large shrimp, peeled and deveined
• 2 pounds (900g) snow crab legs, or Dungeness crab, split in half or quarters
• 1 pound (450g) crawfish (optional)
• 1/2 cup (115g) unsalted butter, melted
• Fresh parsley, chopped, for garnish
• Lemon wedges, for serving