1
Combine sausage seasoning blend thoroughly. Add to lean ground beef, mix, rest for at least 15 minutes
2
Blend all cream sauce ingredients until smooth, place to side
3
Heat olive oil in a large pot. Add beef in an even layer and cook undisturbed for 5 minutes before breaking apart. Continue cooking until browned, then remove
4
In the same pot, brown onions. Add garlic, red chili flakes, fennel, black pepper, and olive oil. Cook 2–3 minutes
5
Return beef to the pot. Reduce heat to low and stir in the cream sauce
6
Cook rigatoni in salted water until just shy of al dente. Add to the sauce and toss to coat. Add parsley and chives if using. Thin with milk or pasta water if needed. Divide into 11 servings