Based on the data available for the Windsor area, the top three most popular menu items at McDonald's locations include: 1. Big Mac - This iconic burger features two all-beef patties, special sauce, lettuce, cheese, pickles, onions on a sesame seed bun. 2. McChicken Sandwich - It is made with a juicy piece of chicken seasoned with a blend of spices and herbs, served in a soft, toasted bun along with lettuce and mayo. 3. French Fries - McDonald's world-famous fries are made from real potatoes that are blanched, flash frozen, par-fried, then fried again until golden brown and crispy. The unique taste comes from the specific blend of oil, temperature, and cut size used during preparation. These menu items are popular not just because of their flavors but also due to their consistency across different McDonald's outlets worldwide, which ensures customers get a familiar experience whenever they visit a McDonald's location.