This clean, white space with just a few tables (and a few more in the adjacent alleyway) is an easy option for coffee, pastries, and a small selection of perfectly okay sandwiches and salads. Beyond that, it has two important things going for it: 1) you can say you've eaten at Antoine's, kinda; and 2) you can get a scoop of Angelo Brocato's superb ice cream in the Quarter. Grownups can even...