Final answer:
Onion rings have been a popular menu item in fast food establishments for many years. They are commonly served as a side dish or as part of a combo meal, alongside burgers or sandwiches.
Step-by-step explanation:
The exact date when onion rings were added to the menu can vary depending on the specific restaurant or fast food chain. However, onion rings have been a popular menu item in fast food establishments for many years. They are commonly served as a side dish or as part of a combo meal, alongside burgers or sandwiches.
For example, one of the earliest mentions of onion rings on a fast food menu can be traced back to the 1920s, when the A&W drive-in restaurant chain introduced them. Since then, onion rings have become a staple in many fast food menus.
Overall, the addition of onion rings to fast food menus can be attributed to the desire of restaurants to offer a variety of side dish options and appeal to different customer preferences.