CFL team says it had nothing to do with the ad, but A&W had permission to film outside Mosaic Stadium in July.
Company announced in May it would test its three meatless breakfast sandwiches at some stores.
In the April-June period, Beyond Meat reported a net loss of US$9.4 million.
The company added Beyond Meat burgers to its menu in July 2018.
Beyond Meat founder cites ample farmland in Saskatchewan and Manitoba that could support vegetable and other plant growth.
The El Segundo, California-based company is partnering with Dutch meat producer Zandbergen World’s Finest Meat.
Complaint to Canadian Food Inspection Agency claims marketing “plant-based meat” is misleading.