01 -
Combine instant yeast with warm water and let it rest for 10 minutes until foamy.
02 -
In a stand mixer, mix flour, sugar, and salt. Add yeast mixture gradually.
03 -
Add eggs one by one, mixing thoroughly after each addition.
04 -
Mix room temperature butter, lemon zest, and vanilla extract (if using) into the dough. Knead until smooth and elastic.
05 -
Refrigerate dough overnight or let it rest at room temperature until doubled in size.
06 -
Divide dough into equal parts, shaping each into small buns. Place on parchment-lined tray, cover with a towel, and let rise again until doubled in size.
07 -
Heat oil to 175°C and fry doughnuts in small batches for 2 minutes on each side until golden brown. Drain on paper towels.
08 -
Heat milk until hot but not boiling. Separately, whisk egg yolks, sugar, and cornstarch. Gradually mix hot milk into yolk mixture, then return to pot and cook until thickened. Stir in butter and let cool.
09 -
Transfer pastry cream to a piping bag and fill each doughnut through a small hole.
10 -
Caramelize sugar with a kitchen torch or wet caramel method. Dip doughnuts in caramel and allow topping to harden.
11 -
Enjoy the combination of soft doughnuts, creamy filling, and crispy caramel topping.