In a food processor or blender, pureé chipotle pepper, barbecue sauce, lime juice, and honey until smooth. Line a baking sheet pan with aluminum foil and arrange the tortilla chips on it in a single layer.

Sprinkle the chips with jalapeño, onion, chicken, and Monterey Jack cheese; drizzle with the Chipotle Barbecue Sauce. Heat oven to broil then place tray in oven about 6 inches below the element and broil for 1 to 2 minutes until cheese is melted. Remove quickly from the oven, sprinkle with Cotija Mexican cheese, avocado, grapes, and cilantro. Serve immediately.