Walnut Meat is a fantastic, healthy alternative to its ground predecessor! Made with walnuts, mushrooms and spices, it’s quick, easy and amazingly delicious! What does walnut meat taste like? The walnuts have musty, bittersweet flavors with a thick, oily texture. And the mushrooms are earthy with a softer, meaty texture. This savory mixture includes walnuts, mushrooms, tamari and spices of choice.