Lasagna rolls with ham and mushrooms

Repeat the operation for the 10 slices, lengthen the remaining béchamel with the 10 cl of milk and cover the lasagna with it
Lasagna rolls with ham and mushrooms
Sprinkle with the remaining Parmesan and bake for 25 to 30 minutes at 180°C (to be monitored according to ovens).
During cooking, baste with the more liquid béchamel from the bottom of the dish