1, the source is different: black sesame is a common herbal medicine and ingredient, while the black ocean pastry is a kind of pastry food.

2, the appearance of different: black sesame color shows a dark brown to black, while the black ocean pastry is a light yellow pastry, covered with a layer of black sesame paste.

3, the taste is different: black sesame has a strong aroma and flavor, while the black ocean pastry is a sweet and tasty pastry with a soft and delicate texture.