static void Main(string[] args) { ingredients.Add(new Ingredient("Coffee")); // 0 ingredients.Add(new Ingredient("Cacao")); // 1 ingredients.Add(new Ingredient("Milk")); // 2 ingredients.Add(new Ingredient("Sucker")); // 3 ingredients.Add(new Ingredient("Water")); // 4 var beverage = new Beverage("American Coffe"); beverage.AddIngredient(ingredients[0], 2); beverage.AddIngredient(ingredients[4], 10); beverages.Add(beverage); beverage = new Beverage("Cafe Latte"); beverage.AddIngredient(ingredients[0], 2); beverage.AddIngredient(ingredients[2], 4); beverage.AddIngredient(ingredients[4], 10); beverages.Add(beverage); beverage = new Beverage("Cafe Choko"); beverage.AddIngredient(ingredients[0], 1); beverage.AddIngredient(ingredients[2], 2); beverage.AddIngredient(ingredients[1], 1); beverage.AddIngredient(ingredients[4], 10); beverages.Add(beverage); beverage = new Beverage("Choko Latte"); beverage.AddIngredient(ingredients[1], 2); beverage.AddIngredient(ingredients[2], 4); beverage.AddIngredient(ingredients[4], 10); beverages.Add(beverage); foreach (var beverage1 in beverages) { menu.AddBeverage(beverage1); } menu.ShowMenu(); }