Erwin disliked the term 'hamburger' so named his burger a "nip" to market his hamburgers as a small 'nip' or bite of Salisbury steak.

The restaurant has twelve locations in Winnipeg and employs over 500 people.

In 1979 Erwin sold his majority interest in the chain to a group of investors.

[5] In December 2017, majority owners Earl and Cheryl Barish and their partners sold the chain to a partnership group that includes the Metis Economic Development Fund (MEDF), David Filmon, Brad Kramble and several senior managers of Salisbury House.

[6] It was announced on July 30, 2019, that Earl and Cheryl Barish had become partners again in the chain less than two years after selling in 2017.