Make the dough: In a large bowl (or a stand mixer) and mix all of the dough ingreidents together until it forms a soft dough.

Flour a flat surface and take the dough and knead about 10 minutes until it becomes a smooth dough.

Cover the dough with plastic wrap and let rise in a bowl for about an hour.

Make the filling: In a large skillet, drizzle with olive oil and add chopped onions and saute on medium-low heat. Cook the onions until they brown.

In the same pan, add more olive oil and spinach to the onions.

In a saucepot, boil potatoes in water until they mashable.

Mashed the potatoes and add the onion and spinach to the potatoes.

When the dough is ready, divide the dough, then roll it out one half in to a large rectangle.

To the rectangle of dough add half of the potato mixture in log form and fold over the dough, seam side down. Seal the ends together and cut log into pieces, pinching the dough on one of the sides and gently forming into a little round knish.