Shylo’s Mobile Cafe food truck Main Menu SANDWICHES MENU MAKE IT A COMBO WITH FRIES! Beef on Weck: Thinly Sliced Beef, Melted Swiss Cheese, Horseradish Sauce and Crispy Onions. All on an Au Jus dipped Kummelweck Roll.   Phoenix Steak Sandwich: Thinly Sliced Beef, Melted Pepper Jack Cheese, Sautéed Green Peppers, Chipotle Aioli and Fresh