Start with the spinach and sunflower seeds by placing them in your food processor and pulse a few timesNext add the garlic and pulse again. Make sure you scrape off all the goodness from the sides of the food processor.Time to add the parmesan or nutritional yeast.Now start slowly adding the olive oil in while the processor is runningAdd salt and freshly ground black pepper, taste and adjust the seasoning until the taste is just right.The pesto should have an oozy consistencyAll is left is to toss with the pasta and top up with some extra cheese, or maybe a few slices of red pepper and enjoy