The chain has considered cheese curds and country fried steak.
There are 1,650 restaurants currently in the pipeline.
Vegan chain Honeybee Burger has raised more than $1 million through regulated crowdfunding.
Customers have the option of recycling the cups at home or at a store.
The chain is now franchising, and plans to double in size.
New owners plan to grow digital and drive franchise growth.
The brand is creating a new 'industry-defying' prototype to reshape the drive-thru.
The 166-unit chain is growing with consistent operators and a revamped store design.