There's a nearby self-service restaurant at the Ein Gedi beach called Pundak Ein Gedi. The food is plain, but passable. Guests staying at Kibbutz Ein Gedi get a 15% discount. The air-conditioned restaurant serves breakfast, lunch, and "tea" until 6pm.
Note: This information was accurate when it was published, but can change without notice. Please be sure to confirm all rates and details directly with the companies in question before planning your trip.