Line a third pan with banana leaves, place ripe, peeled banana in single layer, then cover with more banana leaves and roast in combi for about 25 minutes until fragrant.

Combine light palm sugar, butter, cream, egg yolk, and salt.

Add hot bananas and all juices to blender, blend on high speed, then quickly add all other ingredients while hot, continue blending until smooth, then pass through chinois and reserve in cooler for service.