method
Preheat oven to 425°. Place a medium cast-iron skillet in oven to preheat.
In a blender, blend eggs, flour, milk, granulated sugar, lemon zest, and salt until smooth and foamy, about 2 minutes.
Place butter in preheated skillet and return to oven until butter is melted, 3 to 5 minutes. Carefully pour batter into center of skillet. Top with blueberries.
Bake Dutch baby until golden brown and puffed, 20 to 23 minutes. Let cool 5 minutes.
Top with lemon curd and dust with confectioners’ sugar.
Enjoy!