public ActionResult Edit(int id)
{
var adminRole = new AdminRole();
var sandwichToUse = adminRole.GetSandwish(id);
/* var listIngredients = adminRole.GetIngredients().ToList<Ingredient>();
* var listIngredientsIn = sandwichToUse.Ingredients.ToList<Ingredient>();
* var listIngredientsOut = listIngredients.Except(listIngredientsIn);*/
var listIngredientsOut = adminRole.GetMissingIngredients(sandwichToUse);
return(View(new ViewModel_Sandwich_Ingredients(sandwichToUse, listIngredientsOut)));
}