Mix the flour with the baking powder, sugar and salt and add the cold diced butter; rub it in with your fingertips until it looks like coarse sand.

NextAdd the yoghurt and bring the dough together without overworking it.

Add the yoghurt and bring the dough together without overworking it.

NextRoll it into a rectangle, fold it in three like a letter and repeat the rolling and folding twice more. Chill for 30 min.

Roll it into a rectangle, fold it in three like a letter and repeat the rolling and folding twice more. Chill for 30 min.

NextRoll the dough out thinly, cut into triangles and put a teaspoon of chocolate spread at the base of each one.

Roll the dough out thinly, cut into triangles and put a teaspoon of chocolate spread at the base of each one.

NextRoll up from the base, brush with egg and bake at 200 °C for about 20 min, until golden.