Add the pasta to the boiling water and cook until al dente, 10 minutes. Meanwhile, place the potatoes, green beans, and pesto in a large bowl. Drain the pasta and add to the bowl. Mix together ...

To prepare cold pasta with ricotta, avocado, and green beans, first cut the green beans into pieces (1) and blanch them in salted water (2). Drain them (3) and reserve the cooking water.