Mix all the ingredients of the espuma. Pour into a siphon with 3 cartridges.
Mix all the ingredients of the krupuks with the thermomix. Spread as thinly as possible on a baking tray and cook for 10 minutes in a steam oven at 100 °C. Dry the dough for 1 h in an oven at 80-90 °C. When the dough is dry, cut it into pieces and fry the krupuks at 180 °C until they are golden brown.
Mix all the ingredients for the lacquer. Coat the bacon with lacquer and cook for 5 minutes in an oven at 180 °C.
Put a piece of Breydel bacon on each krupuk and garnish with a little espuma.