Low-Cal Crab Roll

Ingredients

• 1/4 cup low-fat mayonnaise
• 1 tablespoon freshly grated lemon zest
• 3 tablespoons lemon juice
• 10 dashes hot sauce, such as Tabasco
• 1/2 teaspoon freshly ground pepper
• 1/8 teaspoon salt
• 1/4 cup finely chopped shallot
• 1/4 cup finely chopped celery
• 1/4 cup thinly sliced fresh chives, divided
• 12 ounces cooked crabmeat (about 2 cups; see Tip), drained if necessary, any shells or cartilage removed
• 8 leaves red or green leaf lettuce
• 4 whole-wheat hot dog buns (toasted, if desired)