public void Overwrite(string query, string id, string description, string pack)
        { //Method to overwrite an item at a certain ID
            //Fill out the information for the new item
            FullBeverage replacement = new FullBeverage();

            replacement.id   = id;
            replacement.name = description;
            replacement.pack = pack;

            int  i     = 0;
            bool found = false;

            while (!found)
            {//This method just finds the index of the beverages array that the item to replace is at
                if (beverages[i].id == query)
                {
                    found = true;
                }
                else
                {
                    i++;
                }
            }

            //And finally we actually replace the item
            beverages[i] = replacement;
        }
        //Add a new item to the collection
        public void AddNewItem(string id, string description, string pack)
        {
            //Add a new WineItem to the collection. Increase the Length variable.
            FullBeverage bevToAdd = new FullBeverage();

            bevToAdd.id   = id;
            bevToAdd.name = description;
            bevToAdd.pack = pack;
            beverages[wineItemsLength] = bevToAdd;
            wineItemsLength++;
        }