"2 tablespoons (of a pinch) of sugar"
"1 egg white"
"Lime juice from 1 lime"
"2 slices of lime"
"Cubes of ice"
"2 tablespoons (of a pinch) of sugar"
"1 egg white"
"Lime juice from 1 lime"
"2 slices of lime"
"Cubes of ice"
Mix all the ingredients in a cocktail shaker
Shake well and strain into a glass
Fill with mineral water.