Celery has firm, solid stalks and leafy ends. It's one of the underrated vegetables as research has shown that the celery flavor helps bring out the umami flavors of meat. So enjoy the delicious tradition of eating peanut butter on celery stalks, use celery leaves in salads, add celery leaves and sliced celery stalks to soups, stews, casseroles, and healthy stir-fries. Use the leaves to add complexities to savory dishes you might add parsley to brighten up fresh dishes.