Meanwhile, in a large skillet heat olive oil over medium high heat, add onion, cauliflower and cabbage; sauté for 3-4 minutes or until it’s well browned. Add the garlic and sauté for an additional minute.
Add vegetable broth, chili pepper and saffron, reduce to half, stir in cream, season with salt and bring to boil.
Cook pasta 1 minute less than package directions and drain.
Combine pasta with the cauliflower sauce and bring to a simmer, remove skillet from heat and toss with cheese and parsley. Top with pistachios before serving.
