Step 1

Heat oven to 170C/150C fan/gas Warm the cream and milk in a pan over a gentle heat. Whisk the eggs, sugar and vanilla together with a fork in a large bowl, then gradually add the warm cream mixture.

Step 2

Halve the buns and spread with the butter. Arrange in a large shallow ovenproof dish (approx 25 x 32cm), dot with the marzipan and brush the marmalade on top.

Step 3

Pour over the cream mixture and set aside to soak for 15 mins. Press the buns down into the custard mixture as they soften.

Step 4

Bake for 50 mins until set, then remove and allow to stand for 10 mins. Dust lightly with icing sugar and serve while still warm.