1 (6-oz.) package long-grain and wild rice mix  | 
                                                3 cups chopped cooked chicken  | 
                                                1 cup grape tomatoes, halved  | 
                                                2 garlic cloves, pressed  | 
                                                3/4 cup chopped fresh parsley  | 
                                                1/2 cup bottled caesar dressing  | 
                                                1/4 cup finely chopped red onion  | 
                                                1 (4-oz.) package crumbled feta  | 
                                                1 medium cucumber, peeled and chopped  | 
                                                1/2 teaspoon salt  | 
                                                1 head bibb lettuce  |