Sauté the spinach, mushrooms and sliced leeks in a non-stick pan for a few minutes. Season with salt and pepper.
Add 100g of vegan minced meat to the pan and continue cooking over medium heat.
Meanwhile prepare the béchamel sauce (see instructions in the recipe card below)
Take the baking tin and put olive oil on the edges and bottom to prevent the lasagna from crusting.
Put a spoonful of vegan béchamel sauce on the bottom of the pan and start composing your lasagna.
First a layer of lasagna sheets, then the vegetables (leeks, spinach and mushrooms), the béchamel sauce, cheese and a drizzle of oil.
Let it rest for 5-10min once removed from the oven and serve!
Continue with the next layer, placing the ingredients in the same order until you run out of ingredients or space in the baking tin.
On the surface of your lasagna put the vegetables, béchamel sauce, grated veg cheese and olive oil in smaller quantities than the layers.
Put at least 200/300ml water in the corners before baking to prevent it from drying out in the oven. Bake for 45min/1h at 220°C ventilated function.
10. Let the lasagne rest for 5-10min once removed from the oven and serve!
To prepare the béchamel
Meanwhile, prepare your béchamel sauce:a) Melt 100g butter in a large saucepan over medium temperature.b) Add the flour and mix quickly with a kitchen whisk until a roux is formed.c) Add 1 L milk little by little while continuing to mix with the whisk.d) Season with salt and pepper and add noble yeast if desired.
Add 3 tablespoons of vegan pesto to your béchamel sauce and mix well.