Bubba's Shrimp Boil

1 1/2 pounds large shrimp in shells 4 large garlic cloves 1 small onion, chopped 1 lemon, halved 1/4 cup pickled jalapeño slices 2 tablespoons kosher salt 2 bay leaves, crumbled 2 teaspoons coriander seeds 2 teaspoons mustard seeds 2 teaspoons black peppercorns 1 teaspoon celery seed 1 teaspoon red pepper sauce Lemon wedges, for garnish.

Make a slit through shell down center of each curved side of shrimp to the tail. Remove vein. Refrigerate shrimp in bowl.
Meanwhile, bring 2 quarts water and remaining ingredients (except lemon wedges) to boil in large pot over medium−high heat. Boil 20 minutes.
Add shrimp; return to boil and remove from heat. Cover and let stand 5 minutes. Drain shrimp in large colander; discard liquid.
Serve with lemon wedges.
Makes 4 servings.