To ke beef and celery dumpling filling, you can follow this recipe:

Ingre nts:
- 1/2 pound ground beef
- 1 cup finely chopped celery
- 2 cloves garlic, minced
- 2 tablespoons soy sauce
- 1 tablespoon oyster sauce
- 1 teaspoon sesame oil
- Salt and pepper to taste

Instructions:
1. In a mixing bowl, combine the ground beef, chopped celery, minced garlic, soy sauce, oyster sauce, sesame oil, salt, and pepper.
2. Mix all the ingre nts together until well combined.
3. Let the filling sit for about 15-30 minutes to allow the flavors to meld together.
4. Use the filling to stuff your dumpling wrappers and cook the dumplings according to your preferred method (boiling, steaming, or pan-frying).

Enjoy your delicious beef and celery dumplings!