Cook the penne pasta according to instructions, drain and put aside. Drizzle some olive oil over the pasta to prevent the pasta from sticking together.

Make the pesto: Blend together the basil, lemon juice, garlic, salt, nutritional yeast.

Make the pasta: Fry the onion in a pan in oil for a minute then add spices, garlic, peppers, tomatoes, and mushrooms and fry for a few minutes.

Now add the chopped spinach.

When the spinach becomes bright green, switch off the heat and olives.

Now add this mixture and the pesto with the pasta and mix together.