public IActionResult AddIngredientToSession(int ingredientID)
        {
            if (_dishService.IngredientExists(ingredientID) == true)
            {
                ViewBag.IngredientError = "Ingrediensen finns redan i maträtten";
            }
            else
            {
                _dishService.AddIngredientToSession(ingredientID);
            }

            var model = new CreateDishViewModel
            {
                DishIngredients = _dishService.FetchIngredientsFromSession(),
                Ingredients     = _dishService.FetchDishIngredients(),
                Categories      = _dishService.FetchDishCategories()
            };

            return(ViewComponent("CreateDishIngredients", model));
        }