umak

1. Croat. (in cooking) sauce
   Meso se služi sa umakom od pečuraka. — The meat is served with mushroom sauce.
   Umak za testeninu sam napravila od paradajza. — I made the pasta sauce from tomatoes.

In Serbia sos is more common. Umak is more characteristic of Croatian, but also occurs in Serbian culinary usage, recipes and menus.