public void EditPizza(Pizzas Pizza)
        {
            // would add it if it didn't exist
            _db.Update(Pizza);

            // sometimes we need to do it a different way
            //var trackedMovie = _db.Movie.Find(movie.Id);
            //_db.Entry(trackedMovie).CurrentValues.SetValues(movie);
        }
        public void AddPizzas(string size, decimal price, string name, int crust)
        {
            // LINQ: First fails by throwing exception,
            // FirstOrDefault fails to just null


            var Pizza = new Pizzas
            {
                Name  = name,
                Price = price,
                Size  = size,
                Crust = crust
            };

            _db.Add(Pizza);
        }