Make the churro dough

• Bring the water, butter, sugar and salt to a boil in a saucepan.
• Remove from the heat, add the flour and stir into a smooth dough.
• Let the dough cool slightly, then beat in the egg.

Pipe the churros

• Transfer the dough to a piping bag fitted with a star nozzle.
• Pipe strips of dough onto a tray.

Fry the churros

• Heat the oil to 180 °C.
• Fry the churros in batches until golden and crisp.
• Drain on paper towel.

Coat in cinnamon sugar

• Mix the cinnamon with the sugar.
• Roll the warm churros in the cinnamon sugar.

Make the chocolate dip

• Melt the chocolate with the milk until smooth.
• Serve the churros with the warm chocolate dip.