Summer Chicken Burgers

Ingredients

• 1  avocado ripe sliced
• 1 tablespoon butter 
• 4  hawaiian rolls 
• 1 tablespoon juice of lemon 
• 4 tablespoons mayonnaise 
• 4 slices provolone cheese 
• 4 servings salt and pepper to taste
• 4  chicken breast halves boneless skinless
• 1 large onion sliced into rings

Equipment

• bowl
• frying pan
• grill

Directions

1. In a small bowl, combine sliced avocado and lemon juice.
2. Add water to cover; set aside. Preheat an outdoor grill for high heat and lightly oil grate.
3. Heat butter in a large heavy skillet over medium-high heat.
4. Saute the onions until browned and caramelized; set aside.
5. Season the chicken with salt and pepper.
6. Place on grill, and cook until no longer pink and juices run clear, about 5 minutes on each side.
7. Place buns on grill just long enough to toast them.
8. Spread buns with mayonnaise to taste, then layer with chicken, caramelized onion, provolone and avocado.