Step 1: In a large skillet, heat oil over medium-high heat. Add chopped red pepper, cook and stir until tender. Add corn and pesto.
Step 2: Halve peppers lengthwise, remove seeds. Grill peppers, covered, over medium heat, cut side down. Turn and fill with corn mixture. Grill 4-6 minutes longer or until tender.
Step 3: If desired, sprinkle with shredded cheese.