What are the differences between purple onions and red onions in terms of taste, appearance, and culinary uses?
Purple onions and red onions are similar in taste and appearance, both having a mild and slightly sweet flavor. However, red onions are slightly milder than purple onions. In terms of appearance, purple onions have a deeper purple hue compared to the brighter red color of red onions. Culinary uses for both onions are similar, with red onions being preferred for raw applications like salads and sandwiches due to their milder flavor, while purple onions are often used in cooked dishes for their stronger taste.