Chicken Little Sliders

Ingredients

• 
  SALSA:
  
• 3 plum tomatoes, seeded and chopped
• 1/4 cup minced fresh basil or 1 tablespoon dried basil
• 1/4 cup canned crushed pineapple
• 1/4 cup chopped red onion
• 1 jalapeno pepper, seeded and finely chopped
• 2 tablespoons lemon juice
• 1 teaspoon grated lemon zest
• 1/8 teaspoon salt
• 1/8 teaspoon pepper
• 
  MAYO:
  
• 1/3 cup reduced-fat mayonnaise
• 2 tablespoons chopped roasted sweet red pepper
• 1/2 teaspoon grated lemon zest
• Dash salt
• 
  BURGERS:
  
• 1 large egg, beaten
• 1/2 cup finely chopped roasted sweet red peppers
• 2 tablespoons plus 2 teaspoons fat-free milk
• 1-1/2 teaspoons Dijon mustard
• 1-1/3 cups soft bread crumbs
• 3/4 teaspoon salt
• 1/4 teaspoon pepper
• 1-1/2 pounds ground chicken
• 
  SERVING:
  
• 1/2 cup crumbled feta cheese
• 18 heat-and-serve rolls, split
• 18 small lettuce leaves