Dill. Popular herb - aromatic, used to flavor many foods, such as gravlax (cured salmon), borscht and other soups, and pickles (where sometimes the dill flower is used). Dill is said to be best when used fresh. Dill seed is used as a spice, with a flavor somewhat similar to caraway. Dill seeds were traditionally used to soothe the stomach after meals. And, dill oil can be extracted from the leaves, stems and seeds of the plant. Used in: Teas; seasoning for butter, cakes, bread, vinegars, soups, fish, pickles, salads, etc.; flowers in crafts.