Bermuda onions are large and flat, with white or yellow colour and fairly mild taste. They are often cooked and may be stuffed, roasted, or French-fried. They are also sliced and used raw in salads and sandwiches. Spanish onions are large, sweet, and juicy, with colour ranging from yellow to red. Their flavour is mild, and they are used raw and sliced for salads and sandwiches and as a garnish.
Italian onions are flat, with red colour and mild flavour.
They are used raw for salads and sandwiches, and their red outer rings make an attractive garnish. They are usually pickled and used as a garnish and in cocktails. Small white onions that are picked when between 25 and 38 mm in diameter are used to flavour foods having fairly delicate taste, such as omelets and other egg dishes, sauces, and peas. They are also served boiled or baked. Green onions, also called scallions and spring onions, are young onions harvested when their tops are green and the underdeveloped bulbs are 13 mm or less in diameter.