Shrimp on a RITZ

INGREDIENTS

• 2 tablespoons plus ¼ teaspoon sea salt
• 1 lemon, juiced, plus lemon halves
• 1 tablespoon plus 1/8 teaspoon cayenne pepper
• 2 cups ice cubes
• 1 bay leaf
• 20 small (36/40 count) shrimp, peeled and deveined, about ½ pound
• 4 ounces cream cheese, at room temperature
• 3 tablespoons mayonnaise
• ½ teaspoon finely grated lemon zest
• 1 teaspoon minced fresh flat-leaf parsley leaves
• 1 teaspoon minced green onion, white part only, plus 1 tablespoon thinly sliced on a bias scallion, green part only
• 40 Ritz® Crackers
• 2 tablespoons finely diced celery, for garnish
• 2 tablespoons finely diced red bell pepper, for garnish