unsweetened iced tea (though sweet tea is available at Texas stores only), coffee, three flavors of milk shakes (chocolate, vanilla, and strawberry) which can be mixed in any combination desired, and soda. In-N-Out serves soda from two different companies. It serves Coca-Cola Classic, Diet Coke, and Barq's Famous Olde Tyme Root Beer from The Coca-Cola Company, and 7 Up and Dr Pepper from the Dr Pepper Snapple Group. The company advertises that its milkshakes are made with "100% real ice cream." Notes References Further reading Products by individual company