As a guy from France, I can tell you this is the real thing.
I'm a regular at Mamie Clafoutis. I mostly buy chocolatines and Chocolate Viennois.
But I've tried many things:
-Croissant
-Flavored breads
-Sandwiches
-Almond croissant
-Sandwiches
-Quiches
Everything was just as good as back in France.