Creamy Parmesan Italian Sausage Soup – One-Pot Comfort

There’s something deeply comforting about the sight of golden edges on crumbled sausage swirling into a glossy broth. The rich buttery smell of melted cheese, the gentle sizzling of garlic—these moments became familiar as I perfected my Creamy Parmesan Italian Sausage Soup over three separate test runs. Each time, I noted how a pinch more red pepper flakes brought warmth right to the nose, and how a longer simmer coaxed out layers of flavor I hadn’t expected.

Why You’ll Love Creamy Parmesan Italian Sausage Soup

  • A silky broth enriched with melted Parmesan and heavy cream.
  • Hearty Italian sausage for a savory backbone, perfect on chilly evenings.
  • Quick one-pot prep—ready in about 30 minutes from start to finish.
  • Inspired by classic Italian flavors and wholesome family-style cooking.

A Little Background

The first time I made this soup, I was chasing a cozy fall lunch idea. By my second trial, I realized that skimming off excess fat after the sausage browned led to a cleaner finish. In round three, a final sprinkle of fresh herbs just before serving elevated the fragrance—something I encourage you to experiment with.

Key Ingredients for Creamy Parmesan Italian Sausage Soup

  • Olive oil: for searing sausage—substitute avocado oil if preferred.
  • Sweet Italian sausage: the flavor base; use mild or spicy based on heat preference.
  • All-purpose flour & butter: form a roux to thicken the broth—whisk continuously.
  • Chicken broth: low-sodium variety lets you control seasoning.
  • Parmesan cheese: freshly grated for nutty umami—avoid pre-shredded for best melt.

How to Make Creamy Parmesan Italian Sausage Soup

  1. Heat 1 Tbsp olive oil in a large Dutch oven over medium-high heat. Add 1 lb sweet Italian sausage (casings removed) and cook 5–7 minutes until golden and crackling, stirring to break up large pieces.
  2. Stir in ½ cup diced onion, 1 cup diced carrots, and 1 cup diced celery. Sauté 5 minutes until vegetables are tender with slight bite, the edges turning translucent.
  3. Add 3 minced garlic cloves; cook 30 seconds until fragrant steam rises, then stir in 3 Tbsp butter until fully melted.
  4. Sprinkle 3 Tbsp all-purpose flour over the mixture. Whisk constantly for 1–2 minutes to cook out the raw taste, forming a pale roux.
  5. Gradually pour in 4 cups chicken broth, whisking to prevent lumps. Stir in 2 cups whole milk, bring to a gentle simmer, then reduce heat to medium-low.
  6. Fold in a 15-oz can cannellini beans (drained & rinsed) and 2 cups baby spinach (optional). Simmer 3–5 minutes until heated through and spinach just wilted.
  7. Stir in 1 cup heavy cream and ½ cup freshly grated Parmesan cheese. Cook 1–2 minutes, stirring until cheese melts and soup thickens slightly. Season with salt, pepper, and a pinch of red pepper flakes if using.

Pro Tips & Troubleshooting

  • During testing, I found browning the sausage until deeply caramelized added a richer background note—don’t rush this stage.
  • If your soup becomes too thick, stir in extra broth or milk in ¼-cup increments until you hit your desired consistency.
  • For a seasonal twist, swap spinach for chopped kale or Swiss chard—just add a minute of extra simmer time.
  • To halve or double the batch, keep sausage-to-liquid ratio consistent and adjust seasoning at the end.

Storage & Make-Ahead Guide

Cool soup to room temperature within 2 hours and refrigerate in airtight containers for up to 4 days. Freeze portions in freezer-safe tubs for up to 3 months; thaw overnight in the fridge. Reheat on the stovetop over medium heat until the internal temperature reaches 165°F. In my trials, leftovers actually melded flavors overnight and tasted even more cohesive the next day.

Serving Suggestions

Ladle into warmed bowls and top with extra grated Parmesan and a sprinkle of chopped parsley. Serve alongside crusty garlic bread or in a sourdough bread bowl for an extra cozy twist.

Frequently Asked Questions

  • Can I use turkey sausage instead of sweet Italian sausage? Yes, turkey sausage works well; adjust cooking time if the pieces are smaller and add extra seasoning if needed.
  • How can I make the soup thicker without cream? Create a slurry with 1 Tbsp cornstarch and cold water, stir it in at the end and simmer until slightly thickened.
  • Is there a dairy-free alternative for this soup? Substitute coconut milk for cream and use nutritional yeast in place of Parmesan to maintain a cheesy flavor.
  • What’s the best way to reheat leftover sausage soup? Gently warm on the stovetop over medium-low heat, stirring occasionally, until it reaches 165°F internally.
  • Can I prepare this in a slow cooker? Yes, brown the sausage and veggies first, then transfer to a slow cooker with liquids; cook on low for 4–6 hours and add cream and cheese at the end.
  • How long can I freeze Creamy Parmesan Italian Sausage Soup? Store in freezer-safe containers for up to 3 months; label with the prep date for best results.

Final Thoughts

Every spoonful of Creamy Parmesan Italian Sausage Soup carries layers of flavor I uncovered through multiple kitchen tests—and it’s become my go-to for weeknight warmth. I’d love to see your tweaks and photos, so drop a comment below and let’s share the cozy vibes!

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Creamy Parmesan Italian Sausage Soup

Creamy Parmesan Italian Sausage Soup

A one-pot, comforting soup combining browned Italian sausage, sautéed vegetables, and a silky Parmesan-cream broth.
Prep Time 10 minutes
Cook Time 20 minutes
Total Time 30 minutes
Servings: 6 servings
Course: Soup
Cuisine: Italian
Calories: 450

Ingredients
  

Sausage & Veggies
  • 1 Tbsp olive oil
  • 1 lb sweet Italian sausage casings removed
  • 0.5 cup onion diced
  • 1 cup carrots diced
  • 1 cup celery diced
  • 3 cloves garlic minced
  • 3 Tbsp butter
  • 3 Tbsp all-purpose flour
Liquids & Finish
  • 4 cups chicken broth
  • 2 cups whole milk
  • 15 oz cannellini beans drained & rinsed
  • 2 cups baby spinach optional
  • 1 cup heavy cream
  • 0.5 cup Parmesan cheese freshly grated
  • salt and pepper to taste
  • red pepper flakes pinch, optional

Method
 

Sausage & Veggies
  1. Heat olive oil in a large Dutch oven over medium-high heat. Add the Italian sausage and cook 5–7 minutes, stirring to break up pieces, until golden and crackling.
  2. Add the onion, carrots, and celery. Sauté 5 minutes until vegetables are tender with slight bite and the edges turn translucent.
  3. Stir in the garlic and cook 30 seconds until fragrant steam rises, then stir in the butter until melted.
  4. Sprinkle the flour over the mixture and whisk constantly for 1–2 minutes to form a pale roux.
Liquids & Simmer
  1. Gradually pour in the chicken broth, whisking to prevent lumps. Stir in the milk, bring to a gentle simmer, then reduce heat to medium-low.
  2. Fold in the cannellini beans and spinach. Simmer 3–5 minutes until heated through and spinach is just wilted.
Finishing Touches
  1. Stir in the heavy cream and Parmesan cheese. Cook 1–2 minutes, stirring until the cheese melts and the soup thickens slightly. Season with salt, pepper, and red pepper flakes.

Notes

Cool the soup to room temperature within 2 hours and store in airtight containers in the refrigerator for up to 4 days.
Freeze individual portions for up to 3 months and thaw overnight in the fridge before reheating. Ensure soup reaches 165°F when reheATING.

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