public void MainMenu() { Console.WriteLine(); PrintMenu(); Console.WriteLine(); string userInput = Console.ReadLine(); while (userInput != "3") { switch (userInput) { case "1": catering.PrintItemMenu(); Console.WriteLine(); Console.WriteLine("(1) Return To Main Menu "); string if1 = Console.ReadLine(); switch (if1) { case "1": MainMenu(); break; default: Console.WriteLine("This is not a valid answer. Please type '1' to return to main menu."); return; } return; case "2": OrderingInterface(); break; case "3": Environment.Exit(0); break; default: Console.WriteLine(); Console.WriteLine("Please make a valid selection."); Console.WriteLine(); return; } } }