When oven is preheated, begin roasting corn. Allow it to roast for 10 minutes.
While corn is roasting, quarter cherry tomatoes and chop bell pepper. Spread out on a cookie sheet covered in foil. Drizzle with olive oil and salt and pepper.
When corn has been in the oven for 10 minutes, add the tray with other veggies. Roast for another 20 minutes. Then remove everything from oven and let cool.
Cilantro Lime Vinaigrette
In a medium bowl, whisk together the juice of two limes, the zest of one lime, dijon mustard and cilantro. When combined, whisk in olive oil until you are satisfied with the consistency of the dressing.