Alexa D.
5/7/2025
Fabulous! I went here on a Monday with a friend and we sat in the little table in the window and watched the city walk by. It was so lovely and felt like we were truly in the heart of the city and...
Casaro Osteria
$$
Open
(336)
Photos
2136 Union St
San Francisco, CA 94123
Casaro Osteria, located in the heart of San Francisco, is a charming dining destination that features a diverse menu and a warm atmosphere, ideal for both casual visits and special occasions. With options for large groups and semi-private dining, it caters to a variety of dining needs, including corporate events and special celebrations.
The restaurant takes reservations through Resy, inviting guests to join a waitlist when availability is limited, particularly on bustling weekends. Emphasizing a welcoming approach, Casaro Osteria always reserves space for walk-in guests, encouraging visitors to experience its vibrant culinary offerings without a prior reservation.
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Reviews
4.5336 reviews
Nina I.
9/10/2025
I've had my eye on this place for awhile and finally tried it for a weekday lunch. The food was a mixed bag for me. The arancini were delightful - crispy on the outside and gooey on the inside...
Didi N.
7/26/2025
Came here a few months ago and the food was really good and the plating is super cute. I recommended this spot to my friends to try for our girls night, however, the service was extremely...
Michelle Z.
7/17/2025
I've been wanting to try this spot for so long ever since the gorgeous plates caught my eye. The dishes were even more beautiful in person. Overall the food was pretty good but not the best...
Win L.
4/13/2025
We really enjoyed our first visit to this Marina restaurant! We stopped to have Saturday lunch after passing by their pretty outdoor patio (offered by shaded and full sun options) with the...
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