Question: are red onions good in soup?
Answer: Their raw pungency turns sweet when sautéed, and they are an indispensable ingredient in dishes the world over. Sautéing or sweating onions is one of the first steps to building a flavor base for soups, stews, risottos, and pilafs. ... Red onions have purply skin and are a common choice for eating raw in salads and salsas.