This is a kind of salad sandwich, which looks like small brown balls with some bumps on the surface. Salad sandwich is a popular food in Middle East and North Africa, which is usually made of mashed chickpeas or broad beans.
Most platforms depict three or more salad sandwiches, one of which splits to reveal the green filling inside. This emoji can be used to represent salad sandwiches; It may also represent other round brown foods, such as meatballs; It can also be extended to express happiness and abundance.