Preheat the oven to 350°F.
Butter a 7-8 cup baking dish and sprinkle with flour.
Whisk or in a blender, blend the milk, sugar, eggs, vanilla, salt, and flour until smooth.
Add the cherries to the prepared dish and pour the batter into the baking dish.
Bake for 35 minutes, remove and sprinkle with granulated sugar, then bake for another 10 - 20 minutes.
The clafouti is done when puffed and brown and a knife plunged in the center comes out clean.
Sprinkle with powdered sugar, serve warm.
