Nutritional yeast, colloquially called "nooch," is a long-time vegetarian and vegan staple. Its cheesy flavor, coupled with its protein and B Vitamins, makes it a heavy hitter in plant-based diets.

Brewers cultivate house cultures and often pull together different yeast strains that work in tandem with each other to create flavors and aromas that cannot be found elsewhere. Kveik (pronounced ...