Preheat the oven to 200°C
Melt the butter with the water in a saucepan until it boils.
Remove from the heat, add the flour to the mixture in one go. Then add the salt and the yeast.
Mix vigorously with a spatula until the dough does not stick anymore.
Then add the sugar and 1 egg, mix vigorously. Repeat with the other 2 eggs.
Form small choux with a piping bag.
Sprinkle with pearl sugar, lightly press the sugar in.
Bake for 20 minutes.