Builder_Pattern.cs

public class Food
    {
        private string name;
        private int price;
        private List<string> ingredient;
        
        //Constructor
        public Food(string name, int price, List<string> ingredient)
        {
            this.name = name;
            this.price = price;
            this.ingredient = ingredient;
        }

        public override string ToString()
        {
            return $"Food: {name}, Price: {price}" +
                $" Ingredient: {String.Join(",", ingredient)}";
        }
    }

    class Program
    {
        static void Main(string[] args)
        {

            List<Food> menu = new List<Food>();

            Food C = new Food("Food C", 3000, new List<string> { "ingredient C", "ingredient D" });
            Food D = new Food("Food D", 4000, new List<string> { "ingredient D", "ingredient E" });

            menu.AddRange(new List<Food> { C, D });

            foreach (Food f in menu)
            {
                Console.WriteLine(f.ToString());
            }
          
            Console.ReadLine();
        }
    }