This is a test of commonsense. Complete the next sentence:

How to make iranian bread
Mix together the yeast and the lukewarm water, then let stand for 5 minutes.
Combine the salt and flour, then add to the yeast and water mixture, mixing everything together thoroughly.
Knead the dough until it's very smooth.
You can choose to mix it in a standing mixer (which will take about 6-7 minutes), or to knead the dough by hand on a floured surface. Coat the inside of a bowl with about 1 tsp of oil.