public void Insert(PrivateRecipe t)
 {
     using (var ctx = new RecipeTraderModelContext())
     {
         ctx.PrivateRecipes.Add(t);
         ctx.SaveChanges();
     }
 }
 public PrivateRecipe GetById(int id)
 {
     using (var ctx = new RecipeTraderModelContext())
     {
         var recipe = ctx.PrivateRecipes.Include(r => r.Items).FirstOrDefault(r => r.Id == id);
         return recipe;
     }
 }