Place the zucchini, carrot, celery and sweet potato pieces into your Thermomix bowl and mix for 3 seconds, speed 5. Transfer to a separate bowl.
Without washing the bowl, add the bacon pieces, brown onion and garlic cloves and mix for 5 seconds, speed 5 to chop.
Scrape down the sides of your Thermomix bowl and add the olive oil. Cook for 4 minutes, varoma temperature, speed 1 with the measuring cup off.
Add the chopped vegetables, passata, tomato paste, water, vegetable stock paste and sliced green beans to your Thermomix bowl. Cook for 8 minutes, 100 degrees, speed 2 REVERSE with the measuring cup ON.
Add the pasta and cannellini beans and cook for a further 10 minutes, 100 degrees, speed 2 REVERSE with the measuring cup on.Serve