/// <summary>
        /// Returns a burger by its id or throws an exception
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public Burger GetBurgerById(string id)
        {
            var burger = _repo.GetBurgerById(id);

            if (burger == null)
            {
                throw new Exception("I DONT LIKE BAD ID's");
            }
            return(burger);
        }