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