1. Make easy dough from butter, flour, sugar, salt, yeast, and milk.
2. Roll out dough into a large rectangle
make the butter layer.
3. Aenclose the butter layer inside the dough.
4. Roll out the dough into another large rectangle, then fold it back together
roll out the dough again, fold it back together again.
5. Roll out the dough one more time, fold it back together.
6. Shape the croissants.