Grilled Chicken Salad with Spring Vegetables

Name: Grilled Chicken Salad with Spring Vegetables
Ingredients: Vinaigrette; 1 tablespoon lemon juice; 3 tablespoons olive oil; 1 teaspoon dijon mustard; Salt and pepper; 4 whole boneless, skinless chicken breasts; 2 tablespoons fresh rosemary; 1 red pepper, julienned; 1 yellow pepper, julienned; 1 red onion, sliced; 1/3 cup olive oil; 1/2 cup water chestnuts, sliced; 1/2 cup sundried tomatoes, blanched, chopped; 1/2 pound asparagus, blanched and cut into thirds; 1/2 pound Gorgonzola or stilton; 1/2 cup country ham, diced; 6 heads bibb lettuce, washed