1, manufacturing process difference. White pepper is picked after the peel of pepper fruit turns red, peeled first and then dried, while black pepper is picked when the pepper fruit is growing but immature, and dried directly without peeling.

2. Appearance difference. White pepper is generally small and round in shape, round in surface and white in color, while black pepper is generally small and round in shape, but the surface wrinkles are obvious, the hand feels rough and the color is black.

3. The smell is different. The smell of white pepper is relatively light, and it has obvious pepper smell after grinding, and it is not pungent for a long time, while the smell of black pepper is relatively strong. After grinding, the smell is choking, and the smell is prominent but not lasting.

4. The taste is different. The taste of white pepper is fresh and natural, and the taste is fragrant. Adding vegetables can mask the fishy smell of meat and improve the flavor, while the taste of black pepper is strong and pungent, and adding vegetables can greatly highlight the flavor of pepper, which is suitable for heavy dishes such as frying, frying and baking.