Sauté onion, celery, carrot & garlic in olive oil with a pinch of salt.
Add tomato paste, cook 2–3 min.
Add lentils, tomatoes, water, soy sauce, chili flakes and pepper.
Simmer around 30 min until lentils are soft.
Cook pasta. Reserve some pasta water.
Stir in parmesan & nutritional yeast into the lentils. Toss the pasta into the lentils and add some pasta water. Season with salt and pepper.
Serve with pasta, extra cheese on top.
