Creamy Parmesan Italian Sausage Soup

Prep Time	15 Minutes	Chopping, measuring, and prep work
Cook Time	30 Minutes	Browning, simmering, and thickening
Total Time	45 Minutes	Ready to serve
Recipe Yield	6 Servings	Approximately 1.5 cups per bowl
Difficulty Level	Easy / Intermediate	Suitable for home cooks of all levels

Table of Contents

Equipment Needed

Follow these exact times and heat intensities to ensure proper browning, ideal broth reduction, and a smooth creamy finish without curdling.

Heat Setting: High Heat ( $400^\circ\text{F} - 425^\circ\text{F}$ surface temperature)
Duration: 6–8 Minutes

Place your Dutch oven or heavy pot over High Heat and add 1 tablespoon of extra virgin olive oil.
Once the oil shimmers, add the bulk Italian sausage. Break the meat apart with a wooden spoon into bite-sized crumbles.
Allow the sausage to sear undisturbed for 2–3 minutes to build a deep golden-brown crust (Maillard reaction). Stir occasionally until fully browned and cooked through with no pink remaining.
Using a slotted spoon, transfer the browned sausage to a plate lined with paper towels, leaving approximately 1 to 2 tablespoons of rendered sausage fat inside the pot.

Lower the stove burner to Medium-High Heat. Add the remaining 1 tablespoon of olive oil and 2 tablespoons of unsalted butter to the hot pot.
Add the diced yellow onion, sliced carrots, and sliced celery. Sauté for 4–5 minutes, stirring frequently, until the onions become translucent and the vegetables begin to soften.
Stir in the minced garlic, Italian seasoning, crushed red pepper flakes, salt, and black pepper.
Cook for 1 minute until the garlic becomes fragrant. Watch carefully to ensure the garlic does not burn.

Sprinkle 3 tablespoons of all-purpose flour over the sautéed vegetables. Stir continuously for 2 minutes on Medium Heat to cook out the raw flour taste. The mixture will form a thick paste (roux).
Slowly pour in the 4 cups of chicken broth while whisking or scraping the bottom of the pot to deglaze and dissolve all the browned bits (fond).
Return the browned sausage to the pot along with the drained Cannellini beans.
Bring the soup to a gentle boil, then immediately reduce the burner to Medium-Low Heat.
Cover partially with a lid and simmer for 10–12 minutes until the carrots and celery are fork-tender and the broth has slightly thickened.

Turn the burner down to Low Heat.
Pour in the 1 cup of heavy whipping cream, stirring continuously until fully incorporated.
Add the chopped kale (or spinach) to the pot. Stir gently for 2 minutes until the greens wilt into the hot broth.
Turn off the heat completely. Gradually sprinkle in 1 cup of freshly grated Parmigiano-Reggiano while stirring continuously in a figure-eight motion.

Pro Tip: Adding cheese over direct high heat can cause dairy fat to separate and grain. Turning off the heat ensures a silky smooth, velvety texture.

Dietary Substitutions:
- Gluten-Free: Replace the all-purpose flour with a 1:1 gluten-free baking flour or make a cornstarch slurry (2 tbsp cornstarch dissolved in 2 tbsp cold water) added during the simmering phase.
- Dairy-Free: Swap heavy cream for full-fat canned coconut milk and substitute Parmesan with nutritional yeast.
- Low-Carb / Keto: Omit the beans and flour; replace carrots with diced zucchini and add extra kale or cauliflower florets.
Storage & Meal Prep:
- Refrigeration: Store cooled leftover soup in an airtight container in the refrigerator for up to 4 days. Reheat gently over low heat on the stovetop.
- Freezing: If planning to freeze, omit the heavy cream and Parmesan during initial cooking. Freeze the base for up to 3 months. Thaw overnight in the fridge and stir in fresh cream and cheese upon reheating.

The following values are estimated per serving (based on 6 equal servings of 1.5 cups each).

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