Meet Della Carmichael, owner of a cooking school in Santa Monica, California, and, as of this week, star of a brand-new cable cooking show. But she’s about to add a new position to her résumé: suspect...   The first live airing of "In the Kitchen With Della" opens like other cooking shows—with a chef surrounded by bowls of ingredients in a shiny studio kitchen. But it ends like a crime scene detective show—and Della is the suspected perp.   Della’s “Killer Mousse” lives up to its name when her predecessor, Mimi Bond, taste-tests it—and winds up dead on the floor. Proving that she didn’t poison the mousse will be no piece of cake for Della. She’ll have to expose unsavory secrets, get mixed-up in heated family affairs, and figure out why Mimi, who couldn’t make instant oatmeal, was hired in the first place...