It is best to soak the lentils overnight. This makes them a little easier to digest. You can also skip this step without any problems.
Finely dice the onions and garlic.
Heat some olive oil in a wide pan or pot and sauté pieces of onion and garlic in it for 5 minutes.
Pour the soaked lentils in a sieve and rinse thoroughly. Roast together with the tomato paste in a pot / pan with the onions and garlic for about 3 minutes.
Deglaze with red wine, add vegetable stock and simmer for 10 minutes
Then add the chopped tomatoes, the fresh thyme leaves, the dried herbs, the two paprika powders, a little salt and pepper and simmer for another 15 minutes.
In the meantime, heat the canola oil in a large pot for the vegan bechamel sauce. As soon as it is hot, add the flour, stir well with a whisk and sauté briefly. Then deglaze with the plant drink and bring the sauce to the boil, stirring constantly, until the sauce is creamy. Remove from heat, add the remaining ingredients, stir well and season with salt and pepper.
Preheat the oven to 180 ° C convection.
Cut the zuchhini lengthways into thin slices approx. 3 mm thick.*
Spread a portion of the tomato and lentil filling/sauce on the bottom of the baking dish. Cover completely with zucchini slices. Spread some more of the tomato and lentil filling on top. Spread some of the béchamel sauce on top and add zucchini slices. Repeat the process until the edge of the baking dish is reached or the fillings are used up. (If you have too much filling for your casserole dish, just take an additional small dish and cover it with the rest of the filling and the zucchini slices.
Bake the lasagne in the preheated oven for 30-40 minutes.
Let cool slightly before serving and serve sprinkled with chopped basil or basil leaves.