More than 100 Tel Aviv restaurants have rushed to acquire temporary kosher certification so they could cook thousands of meals each day for soldiers, hospitals, and the evacuees of the Gaza border communities. They’re even closed on Shabbat for the duration of the war.

https://www.timesofisrael.com/in-order-to-cook-for-tens-of-thousands-tel-aviv-restaurants-kasher-their-kitchens/