Creamy Leek & Mushroom Spaghetti | Kitchenstagram

Creamy Leek & Mushroom Spaghetti is the kind of dish that feels special without demanding much effort. The combination of tender mushrooms and soft, lightly sweet leeks creates a rich base, while a smooth, velvety sauce ties everything together beautifully. A splash of white wine adds depth and fresh parsley lefts the flavours with a hint of brightness.

Perfect for busy evenings, this recipe comes together quickly in one pot, keeping both cooking time and clean-up to a minimum. It’s hearty, comforting and packed with flavours, making it a great choice for satisfying vegetarian meal.

What makes this pasta stand out is how effortlessly it delivers restaurant-style results at home. It’s simple enough for a weeknight yet impressive enough to serve guests. Whether enjoyed as a main course or paired as a side, this dish is a reliable crowd-pleaser that both kids and adults will happily dig into.

Ingredients needed for Creamy Leek & Mushroom Spaghetti:

  • Pasta: Long, ribbon-like noodles are ideal here because they catch and hold onto the creamy sauce, giving you a rich bite every time.

  • Leeks: These bring a gentle sweetness that’s softer than regular onions. Stick to the tender white and pale green sections and wash them well since they often trap grit.

  • Mushrooms: They add a deep, earthy taste and a satisfying, meaty texture, making the dish feel hearty even without any meat.

  • Garlic: Garlic adds warmth and aroma without turning bitter.

  • White Wine: A splash lifts the flavours with a slight tang and enhances the overall depth. If you prefer, a mild vegetable stock can be used instead.

  • Salt & Pepper: Simple but essential for balancing and enhancing all the flavours in the dish.

  • Heavy Cream: This is what gives the sauce its smooth, velvety finish. You can swap in a lighter option if you want to reduce richness.

  • Parmesan Cheese: Adds a savoury, slightly nutty note while helping thicken the sauce as it melts in.

  • Fresh Parsley: A final sprinkle brings freshness and a pop of colour that brightens the whole dish.

Serving Suggestions:

Serve this Creamy Leek & Mushroom Spaghetti straight from the pan while it’s hot silky. It pairs beautifully with crisp, refreshing sides that cut through the richness- think a light chopped salad or a simple green salad with a tangy vinaigrette. For extra depth, add a side of roasted mushrooms to echo the earthy notes of the dish. A slice of warm garlic bread or toasted loaf is perfect for scooping up the sauce. If you want a more wholesome plate, include a fresh spinach-based salad with a slightly sharp dressing for contrast.

Storage Tips:

Keep leftover pasta and sauce in separate sealed containers and refrigerate for up to three days. When ready to serve, heat the sauce slowly over low heat, loosening it with a little milk or cream if it thickens, then combine with the pasta and warm thoroughly gently.

Pro Tips:

  • Wash leeks carefully, separating the layers so no grit remains hidden inside.

  • Give mushrooms time to sear properly- letting them sit undisturbed builds richer flavour.

  • Cook off any excess moisture from mushrooms to avoid a watery sauce.

  • Keep some pasta cooking water aside, it helps bring the sauce together smoothly.

  • Choose a good-quality wine, since its flavour becomes more pronounced as it cooks.

  • Mix in cheese gently over low heat to keep the texture smooth and creamy.

  • Combine pasta directly with the sauce so every strand is evenly coated and flavourful.

Ingredients

  • 300 gm dried Spaghetti or tagliatelle or any long pasta

  • 250 gm Button Mushrooms

  • 1 no. Large Leek, cleaned

  • Salt to taste

  • 2 tbsp Olive Oil

  • 1 tbsp Garlic, minced

  • 1/2 cup Dry White Wine

  • 1 cup Heavy Cream

  • 1 tsp Black Pepper powder

  • 1/2 cup Parmesan Cheese, grated

  • Handful of Fresh Parsley

Preparation

  • Step 1: Slice the button mushrooms and keep aside. Cut off the root hairs and most of the green stems of your leek. Keep the stems for making stock. This part is edible when you cook it for longer periods of time. Cut your leeks in half lengthwise and then thinly slice them.
  • Step 2: Boil water and 1 tbsp salt in a saucepan, then add the pasta and cook till al dente and strain. Reserve some pasta water.
  • Step 3: Heat oil in a frying pan over medium-high heat. Then add the sliced mushrooms and cook for 6-8 minutes until golden and their liquid has evaporated.
  • Step 4: Then add minced garlic and sauté for 2-3 minutes. Then add leek and cook for 3-4 minutes or until softened.
  • Step 5: Pour in white wine, scraping up any browned bits from the bottom of the pan. Let reduce by half, about 2 minutes.
  • Step 6: Add some reserved pasta water, salt to taste, black pepper powder and heavy cream, stir to combine properly and let the sauce simmer for 3-4 minutes on low heat.
  • Step 7: Then add drained spaghetti and stir to combine. Turn off the heat. Now add freshly grated Parmesan and chopped fresh parsley, stir to combine.
  • Step 5: Serve the pasta immediately, top with some grated parmesan cheese and some chopped parsley. Enjoy!!

About Me

DEBJANI MONDAL

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Welcome to Kitchenstagram, the home of delicious recipes, culinary inspiration and cooking adventures. I’m Debjani and I’m thrilled to be your guide through the wonderful world of food. I’m a self-taught professional baker, home chef, recipe developer, author of Kitchenstagram and an aspiring YouTuber.

 My passion for food and cooking began at a very young age, when I would watch my mom and dad cook for me and my brother. My dad, in particular is a great cook whose culinary skills made a lasting impression on me. My dad would  cook up a storm on special occasions by cooking variety of dishes, from delicious biriyani to samosa, fish fry, rasgullas and kachoris (sweet & spicy deep fried pastry with filling of lentils, meat or fish…>>>>>

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