Banana and Tahini Bread and Butter Pudding

• 50 g/2 oz butter, plus extra for greasing
• 8 slices slightly stale white bread

Grease a 20 x 25cm/8 x 10in baking dish with butter.

To make the custard, put the milk and cream in a saucepan and heat over a gentle heat until scalding point (almost but not yet boiling).

Meanwhile, in a heatproof jug, whisk together the eggs and sugar, then add the honey, tahini, vanilla extract and cinnamon and whisk again.

Very slowly pour the hot milk and cream int