Depending on who 'they' are. If 'they' were humans, then there can be various foods eaten.
eggs
No special foods are eaten on Christmas in Israel. For the most part, the population of Israel is Jewish. Jews do not celebrate Christmas.
One of the Spanish foods that people eat on special holidays penne. Rice and beans are also eaten on holidays, along with flan.
Special food are eaten on special holidays for example, turkey on Thanksgiving. Special music are also played on special holidays such as Christmas carols on Christmas.
In the United States special foods eaten on Christmas are turkey and/or ham, stuffing, cranberry sauce, yams, mashed potatoes and gravy, other side dishes, and often homemade yeast rolls. Desserts often are pumpkin pie, Pecan Pie, and other desserts. Fruit cake is also eaten.
Mostly fish and dumplings are eaten on C.N.Y.[Chinese New Year].
Special foods include potato pancakes (latkes) and jelly donuts (sufganiyot). Also, any foods fried in oil are traditional.
The two most traditional foods are potato pancakes (also called latkes) and jelly donuts (also called sufganiot).
On Vesak Buddhists usually eat vegetarian food in order to work on part 5 of the eightfold path (right livelihood - do not eat of have a profession that include harming or killing animals)
staple foods are eaten in northern Russia are northern russia staple foods
Australia is a very Multy cultural country so there is a great variety of food available for the various nationality's However in the main the foods that are eaten by most Australians would be comparable to what is eaten in most European or western style culture's