4 whole wheat pita pockets, cut in halves
1 medium pear, cored, halved and thinly sliced
1 Tbsp lemon juice
8 slices of part skim Swiss cheese
3 chicken breast halves, cooked, cooled and sliced
2 tsp fat free mayonnaise
1 tsp Dijon-style mustard
4 lettuce leaves
salt and black pepper to taste