Dissolve the yeast in a little water, add the rest of the water to the flour, add the yeast and mix until the ingredients are homogenous.

Cover with cling film and put for 1.5 - 2 hours in the oven, turning on only the loven ight

In the meantime crumble the feta

As soon as you remove the dough from the oven, turn it on at 180 ° Celsius in the air

Dust the surface with flour and knead the dough very gently for a while

Cover a baking tray with baking paper and dust it with flour. Pour the dough on,

Lightly flour and lubricate your fingers and spread it on the baking paper.

Sprinkle the feta evenly and add the rosemary.

Cover and leave it on a warm place until the oven reaches the right temperature and just before you bake it, scatter some butter on top

Remove from the oven when it turns reddish, approx 30-35 minutes