Step 1

Place the sugar, yeast and water in a large bowl and mix well. Keep aside in a warm place for 10 minutes.

Step 2

Add the remaining ingredients ( flour, plain yogurt and salt) to the bowl. Mix well to form dough.

Step 3

Transfer the dough on a lightly floured surface and knead for 5 minutes or until smooth.

Step 4

Put the dough back to the bowl, brush with olive oil, cover with a clean towel and allow to rise for 30 minutes or until doubled in size in a warm place.

Step 5

Divide the dough into 10 equal pieces, form balls and roll out each ball on a lightly floured surface into a 23 cm/9 inch circle ( 2 mm thick).

Step 6

On one side of each circle grate a boiled potato, about 2 tablespoons, put 1 tablespoon of cooked mushrooms, leaving a 2 cm border. Sprinkle with dry mint or parsley and Turkish roasted pepper flakes.

Step 7

Fold the other half of the dough over and seal the edges.

Step 8

Lightly grease the pan with olive oil and heat it over high heat. Brush each gozleme with olive oil and cook for 2 minutes per side or until golden.Repeat with the remaining gozleme.

Step 9

Cut each in half and serve immediately with lemon wedges.