The texture of this French dessert is between a custard and a cake. It is one of my favorite recipes because it is not too sweet and special enough to make for guests.
Preheat oven to 350°FLightly butter a 8"x8" baking dishArrange the blueberries over the bottom of the prepared baking dish.Whisk together the eggs and egg yolks until light and fluffy. Stir in the sugar, and continue whisking until mixture thickens.Whisk in the milk, vanilla extract, sifted flour and salt, one at a time, until mixture is light and airy.Pour mixture over the berries to cover evenly.Bake on center rack in preheated oven until top is golden and spring back when touched, about 45 minutes. Cool slightly and cut into 8 equal pieces.Dust with confectioners' sugar, and serve immediately.