In this week's Food Section: Russ Parsons details some fresh spring soups to make with all the new vegetables coming into season. Soup is what I get excited about in winter, but Russ Parsons can get me enthusiastic about anything, and he's getting me with the spring soups. He gives you some basic templates for creating your own soups, in the category of broths, chowders, and bisques. If you want to get started on making some soup, perhaps you could take inspiration from the market vegetables coming into season , although it's kind of a shame to disguise these particular choices, as they are visually stunning vegetables that deserve their own showcase. Cauliflower is peaking right now, so you should be able to find many colorful and pictureque varieties. Also peaking are watermelon radishes. Watermelon radishes are a dramatic choice since they are a radish in negative - white on the outside and bright pink in the middle. You could make such a hot looking appetizer plate wit...