Preparation:

1. Put assorted vegetable into boiling water and cook for 8 minutes. Drain the cooked mixture through a sieve and mash with a fork.
2. Prepare the sauce: fry the flour in the butter, add the broth, milk and cream while stirring, season with salt and pepper, stir and cook until the sauce thickens.
3. Add a few tablespoons of sauce to the baking dish, add a layer of lasagne sheets, a layer of mixed vegetables, drizzle over the sauce, add a layer of lasagne sheets again, and so on. The top layer must be vegetables. Pour the remaining sauce over them, sprinkle with cheese and bake in an oven at 200^oC for 30 minutes.