Madeleines

Bahan-bahan (18 porsi)

• 1/2 cup (8 Tbsp; 113g) unsalted butter (plus another 2 Tbsp (28g) for the pan)
• 2 large eggs, at room temperature
• 1/2 cup (100g) granulated sugar
• 2 teaspoons lemon zest
• 1 teaspoon pure vanilla extract
• 1 cup (115g) sifted all-purpose flour* (spooned & leveled)
• 1/2 teaspoon baking powder
• 1/8 teaspoon salt
• optional: confectioners’ sugar for sprinkling on top