This lemon butter pasta proves just how good a few simple ingredients can be. Garlic gently cooked in olive oil, bright lemon zest and juice, butter and parmesan come together with pasta water to create a silky, glossy sauce that feels far more luxurious than the effort involved. It’s fresh, comforting and exactly the kind of pasta to make when you want something easy that still feels a little special.
Hi! This lemon butter pasta is one of those quick, simple dishes we all need in our repertoire. It was inspired by an episode of Stanley Tucci’s Searching for Italy, where just a few humble ingredients come together to create something magical.
This is my version. Butter, lemon juice and zest, garlic and parmesan are brought together with a splash of pasta water to create a silky, glossy sauce. It takes about 10 minutes and proves that great Italian cooking is about restraint and technique rather than long ingredient lists.
While I don’t have access to those enormous Amalfi lemons from the show, I promise this version still delivers.
Ingredients
Fresh garlic cloves - Finely slice or mince it so it melts gently into the butter without browning.
Butter - This recipe relies on butter for both flavor and texture, so use one you really like. Unsalted gives you more control over seasoning, but salted is completely fine.
Lemon juice - Freshly squeezed is essential. Bottled lemon juice won’t give you the same bright, clean flavor.
Lemon zest - Don’t skip this. The zest adds depth and fragrance that juice alone can’t provide. Zest the lemon before cutting it in half for easier handling.
Parmesan - Use freshly finely grated parmesan for the smoothest sauce. Pre grated cheese won’t melt as well and can make the sauce grainy.
Italian parsley - Adds freshness and a bit of color to balance the richness. Flat leaf parsley works best here.
Red Pepper Flakes (Optional) - Completely optional, but a small pinch adds gentle heat and contrast to the richness of the butter. Adjust to taste or leave them out entirely.
How to make lemon butter pasta
1. Gently cook the garlic in olive oil until fragrant and lightly sizzling, taking care not to let it brown
2. Add the lemon zest and red pepper flakes (if using) and let them sizzle briefly to release their flavor into the oil.
3. Pour in the pasta water and let it bubble gently to begin forming the sauce base.
4. Add the cooked pasta and butter, tossing continuously as the butter melts and emulsifies with the pasta water. Mix the lemon juice through.
5. Sprinkle the Parmesan evenly over the pasta and allow it to melt, undisturbed before tossing until a glossy sauce emerges. Taste for seasoning.
6. Toss the parsley through right before serving.
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Expert tips
- Prep everything first. This sauce comes together quickly, so have your garlic chopped, lemon zested and cheese grated before you start cooking.
- Undercook your pasta. I tend to undercook dried pasta by a minute from package instructions so it doesn't overcook when added to the pan. Head to my guide on cooking pasta for more info.
- Keep the heat gentle in the pan. You want a gentle simmer. Too much heat can cause the butter and parmesan to separate instead of forming a silky sauce.
- Finely grate your Parmesan. My method of melting parmesan into a sauce requires really finely grated Parmesan. Use a microplane or my favorite method is blitzing cubes in a smoothie maker into a powder.
Recipe FAQs
Either works perfectly in this recipe. If using salted butter, just be mindful when seasoning at the end, especially once the parmesan is added. I always taste and adjust right before serving.
I don’t recommend it. You need fresh lemons for the zest in this recipe anyway, and freshly squeezed juice has a much brighter, cleaner flavor. Bottled lemon juice can taste harsh and won’t give the same fresh finish.
This pasta is best served immediately. Butter based sauces can separate when reheated, especially if warmed too quickly or over high heat. If you do need to reheat leftovers, warm them gently over low heat with a small splash of water to help bring the sauce back together.
Some more butter sauce ideas?
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Recipe
Lemon Butter Pasta with Garlic and Parmesan
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Ingredients
- 200 grams dried pasta (or 300 grams fresh)
- 1 tablespoon olive oil
- 2-3 garlic cloves minced
- ¼ teaspoon red pepper flakes (optional)
- zest of 1 lemon (about 1 tablespoon)
- 70 grams butter cold from fridge cut into four cubes
- 1-2 tablespoons fresh lemon juice depending on your preference
- 40 grams Parmesan cheese finely grated
- ½ cup Italian parsley finely chopped
Instructions
- Get your pasta cooking in a pot of well salted boiling water, reserving a cup of pasta water before draining.
- When your pasta is almost cooked start the sauce.
- Cook the garlic in the olive oil over medium heat for a 1-2 minutes, it should only be lightly sizzling. Move it around with a wooden spoon so it doesn't brown.
- Add the lemon zest and red pepper flakes if using and let it sizzle gently for 30 seconds.
- Add ½ cup pasta water and let it gently simmer for 1-2 minutes.
- Add your cooked pasta in with the cubes of butter, tossing constantly until the butter melts and emulsifies with the pasta water to create a glossy sauce
- Mix the lemon juice through.
- Turn the heat to low and sprinkle the grated Parmesan in an even layer on top, let it melt undisturbed for 1-2 minutes then using tongs swirl the pasta around and around until a glossy sauce appears.
- Add with a splash more pasta water and toss well if you need to loosen.
- Taste for seasoning, adding more lemon juice if you wish. Toss the parsley through off the heat and serve immediately.
Sara says
This was so delicious! Thank you, Emilie! I had been craving this dish for a WHILE and I'm so happy with how it turned out, even my family agreed it was absolutely delicious (including my brother who usually doesn't even like pasta)! I'm definitely gonna be making this again 🙂
Emilie Pullar says
Thank you so much Sara, this made my day! 🙂
RY says
Easy to make! Taste good!
Emilie Pullar says
So glad you enjoyed! Thank you so much for coming back to review 🙂
Susan says
Such a great quick pasta but still with so much flavor. Will be def making again
Liz says
I didn’t have all the ingredients but was able to wing it to make a super quick and easy last minute dinner. I love the pop of flavor from the lemon - this dish is delicious!!