Mostaza
Mostaza, SA is an Argentine fast food chain that was established in 1998.[1][2] Its specialities are hamburgers, sandwiches, desserts and café. It is the second largest fast food chain in its country, after the multinational McDonald's.
As of June 2011[update] Mostaza had 50 restaurants around the country, being present in hypermarkets, malls and on the street.[3] As of 2018, it doubled that amount to 110 stores.