Les Petites Tartres' menu is Irish and European, offering a wide variety of healthy salads, warm butternut squash with quinoa and feta, Burren smoked salmon salad as well as shredded duck and plum to name a few. The café also hosts a wide range of homemade desserts. As well as the standard full Irish breakfast, the café offers a broad selection of healthier options. The coffee is fair trade and organic. Children too are catered for and are encouraged to enjoy half portions of adult dishes. There is also a colouring area accommodated in an old school desk.

The café is known for its ambience, decorated with floral tablecloths, relaxing sofas, pictures and paintings and old fashioned items of décor. The ambience is enhanced by the buzz of chat from locals and visitors alike while others relax on a couch, reading the newspaper.