What is for dinner tonight? | Pineapple & cherry sponge with coconut rum custard

Ingredients

• 140g coconut oil , plus extra for the pudding basin
• 432g can pineapple rings in juice
• 100g glacé cherries , halved
• 140g self-raising flour , plus 1 tsp
• 140g white caster sugar
• 2 large eggs
• 1 tbsp golden syrup , warmed
• 400g can coconut milk
• 1 egg , plus 1 yolk
• 2 ½ tsp cornflour
• 50g white caster sugar
• 2 tsp white rum
• 1 tsp vanilla extract