When I had my Made by Lukas veggie burger business, a lot of people liked the idea of a kale burger. But the reality of developing one that tastes good wasn’t so simple. Kale is a bitter vegetable that needs fattiness as a counterpoint, and it also cooks down dramatically, meaning that you need a lot of kale to make it feel like you’re actually eating a kale burger. It took a while to find the right solutions, one of them being to supplement the kale with cabbage, wh