Step 1

Sieve the flour and rub in the fat until it resembles breadcrumbs.

Step 2

Mix a small amount of the water with the yeast and the rest of the water with the salt, sugar and egg. Mix all of the solutions into the flour mixture.

Step 3

Knead the dough until smooth. Allow to double in a warm place, covered with cling film.

Step 4

Knock the dough back and divide into 8 portions. Shape and allow to rise again

Step 5

Deep fry for 8-10 minutes at 180°C, turning frequently until golden brown.

Step 6

Remove from the oil and toss in caster sugar.

Step 7

Once cooled, make a small hole in the side of the doughnut and pipe the rhubarb and custard into the centre.

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