Creamy Lemon Spinach Spaghetti

Featured in: Herb-Rich Cozy Dinners

This elegant spaghetti dish combines al dente pasta with a luxurious lemon cream sauce infused with fresh garlic and spinach. The simple technique of building flavor from butter and garlic, then incorporating heavy cream and bright lemon juice creates a restaurant-quality sauce in minutes. Fresh baby spinach wilts perfectly into the creamy base, while Parmesan adds umami depth.

The dish comes together quickly—just 25 minutes from start to finish—making it ideal for weeknight dinners. Reserve pasta water to adjust the sauce consistency to your preference, ensuring a silky coating rather than a thick, heavy finish. Finish with extra lemon zest and Parmesan for brightness and sophistication.

Updated on Tue, 20 Jan 2026 10:27:00 GMT
Fork twirls in creamy lemon spinach spaghetti, with steam rising and Parmesan melting over wilted greens.  Save
Fork twirls in creamy lemon spinach spaghetti, with steam rising and Parmesan melting over wilted greens. | amberoregano.com

The brightness of this pasta always catches people off guard in the best way possible. I first threw it together on a rainy Tuesday when I needed something comforting but not heavy, and my roommate kept wandering into the kitchen asking what smelled so incredible. The way the lemon cuts through the cream makes each bite feel surprisingly light, like sunshine on a cloudy day.

Last spring my sister came over exhausted from work, and I made this while she collapsed on the couch. She took one bite and literally stopped talking mid sentence, just closed her eyes and made this small sound of pure relief. Now she requests it every time life gets overwhelming, calling it her edible hug.

Ingredients

  • Thin spaghetti: The delicate strands coat beautifully in the lemon cream, and thinner pasta feels more elegant for this kind of silky sauce
  • Salt: Generously salt your pasta water, it is your only chance to season the spaghetti itself
  • Fresh baby spinach: Baby spinach wilts quickly and stays tender, avoiding any tough or chewy texture in the final dish
  • Garlic: Freshly minced releases more oils and flavor than pre minced garlic, making a noticeable difference
  • Lemon zest and juice: Both are essential, zest provides fragrant oils while juice brings the bright acidity
  • Unsalted butter: Starting with unsalted butter lets you control exactly how salty the final sauce becomes
  • Heavy cream: The high fat content creates that luxurious restaurant style texture that lighter creams cannot achieve
  • Grated Parmesan: Freshly grated cheese melts smoothly into the sauce, while pre grated often separates and feels grainy
  • Black pepper: Freshly cracked pepper adds subtle warmth that balances the bright lemon

Instructions

Product image
Mix batters, prep ingredients, grate vegetables, and store leftovers easily during baking and everyday cooking.
Check price on Amazon
Get your pasta going first:
Bring a large pot of generously salted water to a rolling boil and cook the spaghetti until it is perfectly al dente, then scoop out that precious pasta water before draining
Start the aromatic base:
Melt the butter in a large skillet over medium heat and add the minced garlic, letting it sizzle for just one minute until it becomes fragrant and fills your kitchen with that incredible aroma
Wilt the spinach:
Add the fresh spinach to the skillet and sauté for two to three minutes, watching it collapse beautifully, then stir in the lemon zest to release those citrus oils
Create the creamy sauce:
Pour in the heavy cream and bring it to a gentle simmer, then stir in the lemon juice and Parmesan, letting the cheese melt and the sauce thicken into something velvety and luscious
Bring it all together:
Add the drained spaghetti to the skillet and toss it vigorously to coat every strand, gradually splashing in the reserved pasta water until the sauce becomes silky and clings to the pasta exactly how it should
Season and serve:
Finish with generous black pepper and adjust the salt, then serve immediately while the sauce is still glossy and warm, topped with extra lemon zest and Parmesan
Product image
Mix batters, prep ingredients, grate vegetables, and store leftovers easily during baking and everyday cooking.
Check price on Amazon
Al dente spaghetti glistens in a silky lemon cream sauce, flecked with bright spinach and zest.  Save
Al dente spaghetti glistens in a silky lemon cream sauce, flecked with bright spinach and zest. | amberoregano.com

This dish has become my go to for dinner parties because it looks impressive but secretly comes together so fast. Watching people take that first bite and seeing their eyes light up never gets old.

Making It Your Own

Sometimes I toss in grilled chicken or shrimp when I want something more substantial. Other times I keep it completely vegetarian and let the pasta shine on its own. Both ways feel equally special depending on the mood.

Pasta Perfection

Whole wheat spaghetti works beautifully here if you want more fiber and a nuttier flavor. The sauce is robust enough to stand up to the heartier grain without getting lost.

Serving Suggestions

A crisp white wine like Sauvignon Blanc cuts through the richness perfectly and makes the whole meal feel elevated. I also love a simple green salad with a vinaigrette on the side to add something fresh and acidic.

  • Grate extra Parmesan at the table for guests to help themselves
  • Keep some red pepper flakes handy for anyone who loves a little heat
  • Have lemon wedges ready for those who want to amp up the brightness
Product image
Keeps paper towels accessible for wiping spills, drying hands, and cleaning surfaces while cooking.
Check price on Amazon
A warm skillet of creamy lemon spinach spaghetti garnished with extra Parmesan and vibrant lemon zest. Save
A warm skillet of creamy lemon spinach spaghetti garnished with extra Parmesan and vibrant lemon zest. | amberoregano.com

Something about this pasta makes even ordinary Tuesdays feel like a small celebration at the table.

Recipe FAQs

Why is it important to reserve pasta water?

Pasta water contains starch that helps emulsify and thicken the cream sauce naturally. Adding it gradually lets you achieve the perfect silky consistency without making the sauce too thick or heavy. Start with a little and add more as needed.

Can I use frozen spinach instead of fresh?

Yes, but thaw and squeeze out excess moisture first. Frozen spinach releases more liquid when cooked, which can dilute your sauce. Press it thoroughly between paper towels to remove as much water as possible before adding it to the skillet.

How do I prevent the sauce from breaking?

Keep heat at medium or medium-low rather than high. Avoid boiling the cream vigorously. If the sauce looks separated, remove from heat and whisk in a tablespoon of cold cream or pasta water. Stir constantly while reheating gently.

What pasta shapes work best for this sauce?

Thin spaghetti is traditional, but fettuccine, linguine, or pappardelle also work beautifully. Avoid thick tubes or short pasta shapes, as they don't coat evenly with creamy sauces. Long, thin noodles trap and carry the sauce perfectly.

Can I make this dairy-free?

Yes. Substitute butter with olive oil and use plant-based cream alternatives like oat or cashew cream. Use nutritional yeast or dairy-free Parmesan instead of traditional cheese. The dish will taste slightly different but remains delicious and creamy.

How far ahead can I prepare components?

Mince garlic and zest the lemon up to 1 day ahead. Wash and dry spinach several hours before cooking. Cook pasta and prepare sauce fresh for best results, as cream-based sauces are best enjoyed immediately after preparation.

Creamy Lemon Spinach Spaghetti

Thin spaghetti in silky lemon cream sauce with wilted spinach. A tangy, comforting Italian-inspired dish ready in 25 minutes.

Prep Time
10 mins
Time to Cook
15 mins
Time Needed
25 mins
Recipe by Amber Oregano Caleb Murphy


Skill Level Easy

Cuisine Italian

Portion Size 4 Portions

Dietary Info Meat-Free

What to Use

Pasta

01 14 oz thin spaghetti
02 Salt for pasta water

Vegetables

01 7 oz fresh baby spinach
02 2 cloves garlic, finely minced
03 Zest of 1 lemon
04 Juice of 1 large lemon

Sauce

01 2 tablespoons unsalted butter
02 3/4 cup plus 1 tablespoon heavy cream
03 1/2 cup grated Parmesan cheese
04 Freshly ground black pepper to taste

Garnish

01 Extra lemon zest
02 Additional Parmesan cheese for serving

How to Prepare

Step 01

Prepare the pasta: Bring a large pot of salted water to a boil. Cook the spaghetti according to package instructions until al dente. Reserve 1/2 cup of pasta water, then drain in a colander.

Step 02

Infuse the butter with garlic: While the pasta cooks, heat the butter in a large skillet over medium heat. Add the minced garlic and cook for 1 minute until fragrant, ensuring it does not brown.

Step 03

Wilt the spinach: Add the spinach to the skillet and sauté for 2 to 3 minutes until completely wilted. Stir in the lemon zest.

Step 04

Build the cream sauce: Pour in the heavy cream and bring to a gentle simmer. Stir in the lemon juice and Parmesan cheese, allowing the cheese to melt and the sauce to thicken slightly.

Step 05

Combine pasta with sauce: Add the drained spaghetti to the skillet, tossing thoroughly to coat in the sauce. Gradually add reserved pasta water as needed to achieve a silky, creamy consistency.

Step 06

Season and finish: Season generously with freshly ground black pepper and adjust salt to taste. Serve immediately while hot.

Step 07

Plate and garnish: Transfer to serving bowls and garnish with extra lemon zest and additional Parmesan cheese.

What You'll Need

  • Large pot
  • Large skillet
  • Colander
  • Microplane or zester
  • Chef's knife

Allergy Details

Always check ingredients for allergens and talk to your doctor if unsure.
  • Contains milk: butter, heavy cream, Parmesan cheese
  • Contains wheat: spaghetti
  • May contain traces of eggs depending on pasta brand

Nutrition Details (per serving)

Nutritional data is for info only—consult a professional for health guidance.
  • Energy: 485
  • Total Fat: 20 g
  • Carbohydrates: 60 g
  • Proteins: 16 g