Feet in the sand lunch - La Gloriette on Grand Cul de Sac.

Singe the numbers off the credit card with beautiful views over St Jean - Sand Bar at the Eden Rock Hotel.

Lunch in a garden setting at one of the hottest restaurants on St Barth - Tamarin in Saline.

Lunch on the harbor - Côte Port in Gustavia

Lunch on a hilltop above Gouverneur with views of the surrounding isalnds - Santa Fé in Lurin

Lunch on the beach with takeout food - Maya's to Go next to the airport, beach of your choice for lunch.

Menus for many restaurants can be found at http://www.alacarte-stbarth.com

Sand Bar's menu can be found at http://www.edenrockhotel.com/media/78864/menu-sand-bar-lunch-january-2016.pdf

Tamarin's menu can be found at http://www.tamarinstbarth.com/lunch/

If none of the above appeal, perhaps you can give an idea of what you're looking for.