1 very ripe banana (about 100g/3陆oz), mashed with a fork
85g/3oz honey or golden syrup
100g/3陆oz wholemeal, spelt or plain flour
录 tsp bicarbonate of soda
2 tbsp cocoa powder
陆 tsp vanilla extract
50驳/1戮辞锄 chocolate chunks (milk, dark or white)
2 tbsp melted butter or coconut oil