Shrimp Burgers

Ingredients (20)

• 3/4 cup mayonnaise
• 2 teaspoons whole-grain mustard
• 1 teaspoon lemon zest
• 1 tablespoon lemon juice, more to taste
• 3/4 teaspoon Old Bay seasoning
• 1 scallion, minced
• 1 1/2 pounds shrimp, peeled and deveined, divided
• 2 cloves garlic
• 3 scallions, coarsely chopped
• 1/4 cup coarsely chopped red bell pepper
• 3/4 teaspoon Old Bay seasoning
• 1 teaspoon lemon zest
• 2 tablespoons vegetable oil
• 1/2 teaspoon kosher salt, or to taste
• 1/4 teaspoon freshly ground black pepper, or to taste
• 4 hamburger buns, toasted if desired
• Lettuce leaves
• Sliced tomatoes, optional
• Pickles, optional
• Onion, sliced, optional