PREMIUM au Gratin Onion Soup

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Full Recipe

https://www.snackworks.com/recipes/premium-au-gratin-onion-soup-187235/

Author

www.snackworks.com | 2026-07-27

Description

Our best version of onion soup au gratin not only has great flavor from the caramelized sweet onions, but the topping is crackers covered with melted mozzarella!