Complex sentence: The prepared pieces of the zucchini or cucumber are stuffed with the filling and placed in a pot. Seasoned stock or vegetable broth is poured over the ingredients until they are soaked and either boiled or steamed for about 5 to 10 minutes.
Split into simpler sentences: The prepared pieces of the zucchini or cucumber are stuffed with the filling and placed in a pot to cook. The combination of ingredients are then either boiled or steamed for about 5 to 10 minutes.