To prepare vinaigrette, combine first 7 ingredients in a blender or food processor; process until well blended.
To prepare salad, combine broth, lentils, and bay leaf in a saucepan; bring to a boil. Reduce heat, and simmer 25 minutes or until lentils are tender. Drain and rinse with cold water. Discard bay leaf.
Cook pasta according to package directions, omitting the salt and fat. Drain and rinse with cold water.
Combine lentils, pasta, zucchini, and remaining ingredients. Drizzle with vinaigrette; toss well. Store in an airtight container.