Cumin powder is more fragrant when fennel is added. Adding fennel can effectively improve the fragrance of cumin. Fennel is a double-hanging fruit, cylindrical, and some are slightly curved, with a length of 4 ~ 8 mm and a diameter of1.5 ~ 2.5 mm. The surface is yellow-green or light yellow, with slightly sharp ends, a yellow-brown protruding column base at the top, and sometimes tiny fruit stalks at the base. The schizocarp is oblong, with 5 longitudinal edges on the back, and the joint surface is flat and wide. The cross section is slightly pentagonal, and the four sides of the back are about the same length. It has a special aroma and tastes slightly sweet and pungent.

Edible value of cumin:

Cumin has a special flavor and is the main spice for preparing curry powder for Xinjiang famous snack roast mutton. The chemical constituents of cumin seeds were preliminarily proved to contain alkaloids, flavonoids, glycosides and saponins, and it was determined that cumin seeds contained 9.68% polysaccharide, 6.31%fat, 29.06% protein, and rich K, Zn, Ca, Mg, Cu, Fe and Mn. Cumin seed has high nutritional value and is a good flavor snack seasoning and medicinal plant.