– 1 pound dry rotini pasta or other shaped pasta of your choice – 1 tablespoon olive oil – 1 can black beans 15 ounces, drained and rinsed – 1 can fire-roasted corn 14.75 ounces, drained – ½ red bell pepper diced – ½ green bell pepper diced – ½ red onion finely chopped – 8 ounces diced green chile – 10 ounces grape or cherry tomatoes halved – 1 cup shredded Mexican blend cheese – ¼ cup chopped cilantro optional – 1-2 cups diced or shredded cooked chicken optional