private void BtnSortAscending_Click(object sender, RoutedEventArgs e)
        {
            // Sorting the list
            categorized.SortCategories(ListSortDirection.Ascending);

            // Showing the summary inside the text box
            TxtSummary.Text = categorized.ToString();
        }
        // An Overload for class constructor
        public FoodItemSummary(CategorizedFood Summary)
        {
            InitializeComponent();

            // Keeping for further use
            categorized = Summary;

            // Showing the summary inside the text box
            TxtSummary.Text = Summary.ToString();
        }