Complex sentence: The green vegetable is a well known part of the Middle-Eastern, mainly Egyptian cuisine and also known by some Far East oriental dishes as well such as Japan, it is a rather bitter herb with a natural thickening agent.
Split into simpler sentences: The green vegetable is commonly used in Middle-Eastern, mainly Egyptian cuisine and is also used in some Far-east oriental dishes (such as in Japan). It is a rather bitter herb with a natural thickening agent.