
In a skillet, add water, potato, carrots, garlic, onion, chili and tomato. Cover and cook over medium-high heat for 17 to 19 minutes or until the potato is very tender and breaks easily. (add 2 Tbsp cashews for creamier sauce). Cool slightly.
Meanwhile, cook the pasta to aldente. (in parallel with the above step if you like).
Add the potato carrot mixture to a blender with the rest of the ingredients. Blend until smooth. taste and adjust salt and spice.
Transfer to the pan over medium heat. Add salt, white pepper, 1/3 tsp black pepper. Mix in. Bring to a boil. Carefully taste and adjust salt, cheesiness (add more nutritional yeast if needed).
Add the cooked pasta and broccoli or other veggies. Mix in. Cover and cook for 3 to 4 minutes or until the sauce comes to a good boil and thickens.
Let it sit for 5 minutes. Mix in the rest of the freshly ground black pepper (1/2 to 2/3 tsp). Sprinkle more pepper if you wish and serve/