Cajun Shrimp Burgers with Tartar Sauce | Seafood Recipes | Weber Grills | Weber US

Ingredients

• 2 scallions (white and light green parts only), coarsely chopped
• 1 celery rib, cut into 2-inch pieces
• 1 pound/455 pounds raw shrimp, peeled and deveined, tails removed
• ½ cup/12 grams loosely packed fresh Italian parsley leaves
• 1 tablespoon Old Bay® Seasoning
• 1 teaspoon finely grated lemon zest
• ½ teaspoon mustard powder
• ¼ teaspoon ground cayenne pepper
• ¾ cup/55 grams panko bread crumbs
• Extra-virgin olive oil
• ¼ cup/120 milliliters mayonnaise
• 2 tablespoons dill pickle relish
• 2 teaspoons prepared horseradish
• ¾ teaspoon hot pepper sauce
• 4 hamburger buns, split
• 4 leaves romaine lettuce
• 8 very thin slices red onion
• 8 pepperoncini, thinly sliced into rings (optional)