Chop the shallot and the core of the lemongrass stems and then thinly slice the bottarga.
Break the eggs into a bowl, add the cream and whisk it all together. Add the coriander leaves.
Sauté the shallot and lemongrass in the butter, pour in the beaten eggs, add the prawns and the bottarga and stir. Season (be careful, the bottarga is already salty) an