What Is the Impossible Whopper?

Burger King developed the Impossible Whopper in conjunction with Impossible Foods, a company in California that develops plant-based alternatives to meat products. ... Burger King advertises the vegetarian patty, topped with tomatoes, lettuce, pickles, onions, ketchup and mayonnaise, as having “100% Whopper, 0% beef.”

What is an impossible whopper made out of?

But in place of the usual flame-grilled beef patty, there's an Impossible Burger patty, which consists of a unique ingredient called soy leghemoglobin, among the other ingredients that make Impossible Burgers so meat-like.

What is the plant-based Whopper made of?

The Plant-Based Whopper is made up of a flame-grilled, soy-based patty, topped with tomatoes, fresh cut lettuce, vegan mayo, pickles, ketchup, and sliced onions on a soft sesame seed bun.