Pour BECHAMEL sauce over the CHICKEN rolls you will COOK them only in this way

Pour BECHAMEL sauce over the CHICKEN rolls you will COOK them only in this way Ingredients: chicken breast 600 g oz) salt 3 g oz) black pepper 3 g oz) for the filling: onion 1 piece mushrooms 300 g (10. 6 oz) salt 5 g oz) black pepper 3 g oz) oil 20 ml (0. 7 fl oz) bechamel sauce 200 ml fl oz) Tray diameter 26 cm in) IN THE OVEN 180 C (356 F), 25 minutes