Here Are The 5 Best McDonald\\'s Secret Menu ItemsChicken McGriddle. The Chicken McGriddle replaces a fried chicken patty with sausage, egg, or bacon. McGangBang. To get the McGangBang, you just order a McChicken and a McDouble. Grilled cheese. Grilled cheese sandwiches are a great option for light appetites or vegetarians. Poor Man\\'s Big Mac. Big Macs typically cost around $4. Pie McFlurry.