Store bought onion soup mix can contain a lot of unknown or unnecessary ingredients. The best option is to make your own at home so you know exactly what (and how much) is included. Try this easy homemade onion soup mix. It's a clean onion soup mix that you can make in a matter of a few minutes!
Mix all of the ingredients together and store in an airtight container. ¾ cup onion, 3 tsp parsley, 2 tsp onion powder, 1 tsp turmeric, kosher salt, black pepper, ½ tsp celery seed
Note: About 1/3 cup equals one packet of store bought onion soup mix.