Book excerpt: Hemp, an agricultural crop and medicinal herb that dates back millennia, is experiencing a renaissance. The plant displays very special properties, even in the kitchen. Pastry chef Kathrin Gebhardt reveals the high art of baking cakes, tarts, cookies, and even spicy delicacies using the resin, leaves, and seeds of the hemp plant. And for those who can't get enough of the heavenly herb, a small selection of recipes for main courses, desserts, as well as warm and cold drinks is included.