Used by Pizza Hut as nothing more than a garnish in its salad bars in the 1990s, kale has exploded in popularity over the last two decades and has become a go-to nutritional powerhouse ...

used to make kale chips; Redbor kale often added to smoothies, pastas and soups; and ornamental kale being commonly bred as a garnish and for floral arrangements. Other popular kale varieties include ...