comfort food
US /ˈkʌm.fərt ˌfuːd/
UK /ˈkʌm.fərt ˌfuːd/

1.
food that provides a feeling of well-being, often associated with childhood or home cooking
:
•
After a long day, a bowl of mac and cheese is my ultimate comfort food.
•
For many, chicken noodle soup is the quintessential comfort food when they're feeling sick.