1. In a bowl, mix the flour and salt.
2. Make a well in the center of your flour, crack the eggs into it and beat them.
3. Gradually pour in the milk while incorporating the flour. Pass your batter through a fine sieve to eliminate any lumps.
4. In a saucepan, heat 30 g of butter until it turns hazelnut brown. Add it to the batter and mix. Cover your batter and let it rest for at least 30 minutes.
5. Finely chop the chives, add them to your crêpe batter and mix.
6. Make your crêpes in a frying pan.
7. Cut the slices of salmon in half.
8. Spread cream cheese on your crêpes.
9. Fill your crêpes with salmon, capers, and grated cheese, then roll them up.