Prepare the dough: mix flour with water and salt, knead elastic dough, wrap it in cling film and leave in a warm place for 20 minutes.
Prepare the filling: season the minced meat and onion with salt and cumin and mix thoroughly.
Divide the dough into 4 portions and roll them into thin flat cakes. Place the filling in the center of each flat cake, fold into envelopes and grease with butter on all sides.
Place the flatbreads on a baking sheet and bake in the oven at 220°C for 12 minutes.
Serve the samsa after it has cooled slightly.