side order

US /ˈsaɪd ˌɔːr.dər/
UK /ˈsaɪd ˌɔːr.dər/
"side order" picture
1.

Beilage

an extra dish of food or drink ordered in a restaurant in addition to the main dish

:
I'd like the steak with a side order of mashed potatoes.
Ich hätte gerne das Steak mit einer Beilage Kartoffelpüree.
Do you want fries as a side order with your burger?
Möchten Sie Pommes als Beilage zu Ihrem Burger?