Prepare pancake dough. Whisk eggs with sugar and salt. Melt butter on the stove, pour in water mixed with coconut milk and heat to 40 C. Combine with eggs, add both types of flour. Stir, strain through a sieve and let stand 30 minutes. Bake small pancakes.
Prepare the sauce by mixing milk with sugar and finely chopped tarragon.
Put the pancakes on a plate, pour over the sauce and garnish with raspberries.