Fluffy and Soft Chocolate Chip Madeleine Recipe/Mini Cake

Ingredients (5 pieces) Muffin cups can be used (fill only 60% when using muffin cups) 2 eggs vanilla extract 100g sugar, 2g salt cake flour 90g , baking powder 3g 90g melted butter chocolate chips Salt for pretzels (can be substituted with regular salt or omitted) tip All ingredients room temperature