static void PrintBeverage(BeverageBase beverage)
 {
     Console.WriteLine("Beverage: {0}; Price: {1}",
         beverage.GetDescription(), beverage.GetCost());
 }
 public ChocolateCondiment(BeverageBase beverage)
 {
     _beverage = beverage;
     Desctiption = _beverage.GetDescription() + " +Chocolate";
 }
 public MilkCondiment(BeverageBase beverage)
 {
     _beverage = beverage;
     Desctiption = _beverage.GetDescription() + " +Milk";
 }
 public SugarCondiment(BeverageBase beverage)
 {
     _beverage = beverage;
     Desctiption = _beverage.GetDescription() + " +Sugar";
 }