Chef John's Dutch Babies

Details

Ingredients

• ⅔ cup milk, room temperature
• ½ cup packed all-purpose flour
• 3 large eggs, room temperature
• ¼ teaspoon vanilla extract
• ¼ teaspoon salt
• 3 tablespoons clarified butter
• 1 tablespoon butter
• ½ Meyer lemon, juiced
• 1 tablespoon confectioners' sugar, or to taste