Mix flour, sugar, and salt well in a bowl.
Add milk, egg, and melted butter to make a dough.
Let the dough rest at room temperature for about 30 minutes.
Shape the dough into rounds and place them in a pan.
Crush Hershey chocolate and peanuts, then place them on top of the dough.
Bake at 170°C for 20 minutes.
Let cool before eating.