01 -
1/4 cup finely chopped celery.
02 -
1/4 cup Greek yogurt.
03 -
1/4 cup mayonnaise.
04 -
2 teaspoons Dijon mustard.
05 -
1/4 teaspoon salt.
06 -
1/4 teaspoon ground pepper.
07 -
8 slices whole-wheat bread.
08 -
2 teaspoons lemon zest.
09 -
1/4 cup thinly sliced red onion.
10 -
4 slices American cheese.
11 -
1 cup shredded rotisserie chicken.
12 -
2 tablespoons melted unsalted butter.
13 -
1 medium tomato, sliced.