In a mixing bowl combine the white bread flour and plain flour together.
Mix the yogurt and warm water together in a measuring jug.
Add the salt, the dried yeast and then the no fat yogurt / water mixture to the flour mixture.
Combine in the bowl to a dough consistency.
On a floured surface, knead briefly, for about one minute..
Then re-shape into a dough ball, coat in a light dusting of plain flour, place in a clean pyrex bowl and cover with clingfilm to rest for one hour.
Flour a work surface. Roll the sticky dough out into a sausage shape and cut into 6 equal amounts. Roll these into balls.
Heat a non-stick frying pan / Indian flat pan Tawa / Tava over a medium heat.
Roll one ball out using a rolling pin into a naan shape. Shake the flour off and put it into the pan. Cook one side until brown blisters appear underside then turn and cook the other side. Lay aside and cover to keep warm.
Repeat the process with the other 5 balls.