👉 Linguonberries are a type of fruit that is commonly used in cooking and baking. They are often referred to as "lunatic berries" due to their unusual appearance, which resembles a combination of raspberries and blackberries. These berries have a distinctive flavor and texture, and they can be used as a substitute for raspberries or blackberries in many recipes. Linguonberries are typically harvested from the same plants that produce raspberries and blackberries, such as the English blue raspberry