what does gratin mean in french
*In English, au gratin usually means with cheese, whereas in French it's more like baked dish with crusty top.. And according a French friend of mine, le gratin dauphinois, aka pommes de terre dauphinoises, should never include cheese.In English, au gratin usually means with cheese, whereas in French it's more like baked dish with crusty top.. And according a French friend of mine, le gratin dauphinois, aka pommes de terre dauphinoises, should never include cheese.