Chef John's Dutch Babies

Ingredients (9)

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