What is the most popular french foods?

Un croque monsieur and une quiche are both snacks.

Some popular meals are steack et frites, spaghetti bolognaise, cassoulet, confit de canard, bouillabaisse, salade nicoise, jambon braise, ravioli aux blettes, boeuf bourgignon, Pizza, pissaladiere (not the same as pizza), coq au vin, boeuf-en-croute.

France is a large country, and popular dishes vary greatly from region to region.