National Onion Ring Day is celebrated annually on June 22. This fun food holiday honors the crispy, deep-fried snack made from sliced onions. Onion rings are often served as a side dish or appetizer in many restaurants and are enjoyed for their crunchy texture and savory flavor. On this day, people across the United States may indulge in their favorite onion rings, whether homemade or from their favorite eateries. Many restaurants and fast-food chains offer special deals or promotions to celebrate National Onion Ring Day, making it a great opportunity for onion ring lovers to enjoy this tasty treat.