Add butter into a large skillet or cast iron pan and heat over medium heat until melted.
2 tablespoons butter
Add celery pieces, diced onion, dried parsley, salt and pepper and sauté for about 7 minutes, stirring occasionally.
16 oz. bunch of celery, 1/2 cup diced onion, 1-1/2 teaspoons dried parsley, 1/2 teaspoon salt, 1/4 teaspoon ground black pepper
Add chicken broth and bring mixture to a gentle boil.
1/2 cup chicken broth
Continue to boil over medium low, stirring occasionally until most of the liquid is reduced and celery texture is how you want (can be crisper or more tender).
Remove pan from heat and serve sauteed celery while still hot.
Notes
Try with other seasonings of choice and alter timing for a crisper or more tender piece as desired.