Creamy Sausage and Fennel Pasta comes together in about 45 minutes. Browned Italian sausage and gently caramelized fennel simmer in a white wine cream sauce, then are tossed with rigatoni and freshly grated Parmesan to make a weeknight dinner that tastes special without a lot of fuss.
This dish manages to feel restaurant-worthy while remaining straightforward to prepare. While the rigatoni cooks, Italian sausage browns and releases deep savory flavor. Thinly sliced fennel and shallot cook slowly until they become tender and lightly caramelized, losing the sharp raw anise notes and turning sweet and mellow. A splash of dry white wine deglazes the pan and, when simmered with cream and Parmesan, becomes a silky sauce that clings to the pasta. Total hands-on time is modest, and the result is comforting and bright.
Why This Sausage and Fennel Pasta Works
The technique is simple and focused: develop deep browning on the sausage for flavor, give fennel time to soften and caramelize slowly, and use wine to lift the fond from the pan. Finishing with cream and Parmesan creates a cohesive, silky sauce that evenly coats the rigatoni. This recipe uses only one skillet plus a pot for the pasta, so cleanup is easy and the dish is ready in under an hour.
If the fennel flavor has kept you from trying it before, cooking it slowly transforms its character. When sautéed until golden, fennel tastes more like sweet, caramelized onion with subtle anise notes rather than the sharp licorice many people imagine.
Recipe Ingredients
For exact quantities see the recipe card below. Here’s what each main ingredient contributes and what you can swap if needed.
- Rigatoni: The ridges and hollow center catch the sauce, so each bite is saucy. Penne or ziti are good alternatives.
- Mild Italian sausage: Remove casings and break into small pieces so the sausage browns and crisps. Use hot sausage if you prefer more heat.
- Fennel bulb: When cooked gently, fennel becomes sweet and tender; it’s the key vegetable here and worth seeking out.
- Dry white wine: Deglazes the pan and concentrates flavor. Use any dry wine you’d enjoy drinking.
- Heavy cream: Creates a rich, clingy sauce. Half-and-half will work but the sauce will be thinner.
- Parmesan: Freshly grated melts smoothly into the sauce and helps it bind.
- Fresh basil: Added off the heat so it remains bright and fresh.
- Toasted pine nuts: Optional garnish for crunch; sliced toasted almonds are a fine substitute.
Modifications and Substitutions
- No white wine? Substitute equal parts chicken or vegetable broth; the sauce will still be flavorful.
- Want more heat? Use hot Italian sausage and increase red pepper flakes.
- Dairy-free: Use full-fat coconut milk and omit Parmesan or use a dairy-free alternative.
- Extra greens: Stir in baby spinach or arugula at the end; they will wilt quickly into the sauce.
How to Make Sausage and Fennel Pasta
Cook the pasta. Bring a large pot of well-salted water to a boil and cook the rigatoni until al dente. Reserve 1 cup of the starchy pasta water before draining; you’ll use it to loosen the sauce if needed.
Step 2: Brown the sausage. Heat a tablespoon of olive oil over medium-high and add the sausage, breaking it into bite-sized pieces. Cook 5–7 minutes until deeply browned and crisp at the edges, then transfer to a plate.
Step 3: Caramelize the fennel and shallot. Lower heat to medium, add a little olive oil if the pan is dry, then add thinly sliced fennel and shallot. Cook 10–12 minutes, stirring occasionally, until softened and golden. This gentle cooking mellows fennel and develops sweetness.
Step 4: Bloom the garlic and deglaze. Add minced garlic and red pepper flakes for about 30 seconds until fragrant. Pour in the white wine and scrape up the browned bits from the pan. Simmer 4–6 minutes until the wine reduces by about half.
Step 5: Build the sauce. Reduce heat to medium-low, stir in the cream, season with salt and pepper, and simmer 2–3 minutes until the sauce thickens slightly and can coat the back of a spoon.
Step 6: Bring it together. Return the browned sausage to the skillet, add the drained rigatoni, grated Parmesan, and about 1/4 cup of the reserved pasta water. Toss until the sauce coats everything; add additional pasta water, a splash at a time, if the sauce is too thick.
Step 7: Finish and serve. Remove from heat, stir in chopped basil, and taste for seasoning. Serve in bowls topped with toasted pine nuts, extra Parmesan, and freshly ground black pepper.
Does Fennel Taste Like Licorice?
Raw fennel can have a mild licorice or anise note, but when it’s cooked slowly for 10–12 minutes, that sharpness fades. The cooked bulb becomes sweet and tender and more similar to caramelized onion than to strong licorice. Trimming the core and slicing the bulb thinly helps it cook evenly and soften completely.
Tips for the Best Sausage and Fennel Pasta
- Fennel still crunchy? Lower the heat; fennel needs gentle heat to break down and caramelize.
- Thin sauce? Simmer a bit longer or stir in a touch more grated Parmesan off the heat to help it thicken.
- Greasy or broken sauce? The cream may have been added over heat that was too high; reduce to medium-low and stir until smooth.
- Sauce tightens after adding pasta? Toss with a splash of reserved pasta water to loosen it back up.
What to Serve with Sausage and Fennel Pasta
The pasta is hearty enough to be the main course, but a bright side and good bread round out the meal nicely.
- A simple arugula salad dressed with lemon vinaigrette helps cut through the creaminess.
- Warm, crusty bread is perfect for mopping up any leftover sauce.
- Roasted vegetables, such as seasonal root vegetables or broccoli, add color and balance.
Storage and Reheating
- Store leftovers in an airtight container in the refrigerator for up to 3 days.
- Reheat gently in a skillet over low heat, adding a splash of cream or water to loosen the sauce. Keep toasted pine nuts separate and add them when serving to preserve their crunch.
Recipe FAQ
Yes. Prepare the sausage and fennel sauce in advance and store it separately from the cooked pasta. Reheat both together, adding a splash of reserved pasta water or cream to loosen the sauce.
As written it is mildly spiced; the quarter teaspoon of red pepper flakes provides a gentle warmth. Use hot Italian sausage or more red pepper flakes for greater heat.
Half-and-half will make a thinner sauce. For a dairy-free option, full-fat coconut milk is a good substitute, though it will add a subtle sweetness.
No. Swap the wine for an equal amount of chicken or vegetable broth. The sauce will still be flavorful thanks to the browned sausage and caramelized fennel.
Sausage and Fennel Pasta
Ingredients
- 12 ounces rigatoni
- 1 tablespoon olive oil
- 1 pound mild Italian sausage, casings removed
- 1 large fennel bulb, thinly sliced
- 1 large shallot, thinly sliced
- 3 garlic cloves, minced
- 1/4 teaspoon red pepper flakes, or to taste
- 1 cup dry white wine
- 1/2 cup heavy cream
- 1/2 teaspoon salt, plus more for the pasta water
- 1/4 teaspoon freshly ground black pepper, plus more for serving
- 1/2 cup freshly grated Parmesan cheese, plus more for serving
- 1/4 cup loosely packed fresh basil leaves, roughly chopped or torn
- 2 tablespoons toasted pine nuts, for serving
Instructions
- Bring a large pot of salted water to a boil. Cook pasta according to package directions until al dente. Reserve 1 cup pasta water and drain.
- Heat olive oil in a skillet over medium-high. Add sausage and cook 5–7 minutes, breaking it into bite-sized pieces, until well browned. Transfer to a plate.
- Reduce heat to medium. Add a drizzle of olive oil if the pan is dry, then add fennel and shallot. Cook 10–12 minutes, stirring occasionally, until tender and golden brown.
- Add garlic and red pepper flakes and cook about 30 seconds until fragrant. Pour in white wine, scraping up browned bits. Simmer 4–6 minutes until reduced by about half.
- Reduce heat to medium-low. Stir in heavy cream, salt, and black pepper. Simmer 2–3 minutes until the sauce thickens slightly.
- Return sausage to the skillet. Add drained rigatoni, Parmesan, and 1/4 cup reserved pasta water. Toss until the sauce coats everything, adding more pasta water as needed.
- Remove from heat, stir in basil, and adjust seasoning. Divide among bowls and top with toasted pine nuts and extra Parmesan.
Notes
- Penne or ziti are good substitutes for rigatoni.
- To toast pine nuts, cook them 2–3 minutes in a dry skillet, stirring frequently, until golden.
- If you prefer not to use wine, substitute chicken or vegetable broth.
- Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat gently and add a splash of water or cream if the sauce is thick.
- Keep toasted pine nuts separate until serving to preserve their texture.
Nutrition
Calories: 999 kcal; Carbohydrates: 74 g; Protein: 34 g; Fat: 58 g; Saturated Fat: 23 g; Sodium: 1370 mg. Nutrition is approximate.
Nutrition information is automatically calculated, so should only be used as an approximation.