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Title
Half Sliced Red Onions Also Known as Purple or Blue Onions Isolated on White Background #319796337
Description
Red onions (also known as purple or blue onions in some mainland European countries) are cultivars of the onion (Allium cepa), and have purplish-red skin and white flesh tinged with red. They are most commonly used in cooking, but the skin has also been used as a dye.