Cressonnette is a herbaceous plant that is known for its fine and crunchy leaves, which have a slightly bitter and spicy taste. Cressonette is often used in the kitchen to add flavor and texture to salads, sandwiches and vegetable dishes. Cressonette is rich in nutrients, in particular vitamins A and C, calcium and iron. It is also a good source of fiber and vegetable proteins. Cressonette is often used as a substitute for arugula or lamb's lettuce in salads, or it can be added to sandwiches and wraps to add flavor and texture.