Grease a medium-sized baking dish (approx 28 x 23 cm).
Slice hot cross bun into three pieces (top, middle, bottom) and spread each piece with butter. Layer pieces in the baking dish, using the tops as the top layer.
Combine remaining ingredients and whisk until frothy.
Pour mixture over hot cross buns.
Place baking dish into a larger baking dish filled with 1-2cm of water.
Place into oven and cook for 30 minutes.
Once cooked, remove from oven and serve warm with ice cream.
Notes
Storing:This is best eaten immediately, however you can also store in the fridge, covered, for up to a few days and re-heat (or eat cold).Nutrition:The nutrition information is an automatically generated estimate and is not guaranteed to be accurate.