The key to creating this zesty and fresh Lemon Pasta Recipe is to use the starchy pasta water to emulsify the butter and Parmesan cheese: this creates a silky, cream-like sauce without the need for heavy cream. It’s the perfect 15-minute meal, ready in about 15 minutes.
Jump to RecipeLemon Pasta Recipe Ingredients
- 8 oz spaghetti
- 4 tbsp unsalted butter, cut into little pats
- 2 tbsp lemon zest (plus extra for garnish)
- 2 garlic cloves, minced
- ½ cup freshly grated Parmesan cheese (plus more to serve)
- 1 tbsp fresh lemon juice (plus more to taste)
- Sea salt + fresh cracked pepper
- Chopped parsley or basil (optional but pretty)
How To Make Lemon Pasta Recipe
- Boil the pasta: Bring a large pot of salted water to a boil and cook the spaghetti until it is al dente. Carefully scoop out 1 cup of the pasta water before draining the noodles.
- Melt the butter: In a large skillet, melt the butter pats over medium heat until they begin to foam, then immediately drop the heat to low.
- Sauté the aromatics: Add the lemon zest and minced garlic to the butter, stirring for 1 to 2 minutes until the garlic is fragrant but not browned.
- Toss the pasta: Add the cooked pasta directly into the skillet with the butter mixture and toss well to coat.
- Emulsify the sauce: Pour in ½ cup of the reserved pasta water and toss over low heat until the liquid begins to look like a glossy sauce.
- Add the cheese: Sprinkle in half of the Parmesan cheese and toss again. Add the lemon juice and the rest of the cheese, continuing to toss until the cheese has fully melted into the sauce.
- Adjust consistency: If the sauce looks clumpy or feels too thick, splash in more of the reserved pasta water one tablespoon at a time until it is smooth.
- Season and garnish: Taste the pasta and season with sea salt, fresh cracked pepper, and extra lemon juice if you want a bolder citrus kick. Garnish with more zest, herbs, and cheese before serving immediately.
Recipe Tips
- How to get the most lemon flavor: Use a microplane to zest the lemon before juicing it, and make sure to only grate the yellow skin, avoiding the bitter white pith.
- Why use fresh Parmesan?: Pre-shredded cheese is coated in cornstarch to prevent sticking, which will make your lemon sauce clumpy rather than smooth.
- The secret of pasta water: The starch in the boiling water is what binds the oil and acid together; without it, the butter will just sit at the bottom of the pan.
- Best pasta shapes to use: While spaghetti is classic, thin noodles like linguine or angel hair are excellent for holding onto this light, citrusy sauce.
What To Serve With Lemon Pasta Recipe
This bright and citrusy pasta is light enough to be a side dish or a quick vegetarian main.
- Grilled chicken breast or sautéed shrimp
- A crisp arugula salad with balsamic vinaigrette
- Roasted asparagus or green beans
- A glass of cold Sauvignon Blanc
How To Store Lemon Pasta Recipe
- Refrigerate: Store leftovers in an airtight container for up to 3 days.
- Freeze: Freezing is not recommended for this recipe as the delicate butter sauce will separate and lose its texture when thawed.
Lemon Pasta Recipe Nutrition Facts
- Calories: ~410 kcal
- Carbohydrates: 46g
- Protein: 12g
- Fat: 20g
- Fiber: 2g
- Sugar: 1g
Nutrition information is estimated and may vary based on ingredients and cooking methods used.
FAQs
Fresh lemon juice is highly recommended for this recipe because you need the zest to build the flavor base; bottled juice lacks the bright, floral notes of a fresh lemon.
Clumping usually happens if the heat is too high when you add the cheese or if you are using pre-shredded cheese; keep the heat on low and stir constantly.
It is bright and zesty rather than sour, as the butter and Parmesan cheese balance out the acidity of the lemon juice.
Lemon Pasta Recipe
Course: DinnerCuisine: ItalianDifficulty: Easy2
servings5
minutes10
minutes410
kcalA vibrant and silky Italian-inspired pasta made with fresh lemon, garlic butter, and Parmesan cheese
Ingredients
8 oz spaghetti
4 tbsp unsalted butter, cut into little pats
2 tbsp lemon zest (plus extra for garnish)
2 garlic cloves, minced
½ cup freshly grated Parmesan cheese (plus more to serve)
1 tbsp fresh lemon juice (plus more to taste)
Sea salt + fresh cracked pepper
Chopped parsley or basil (optional but pretty)
Directions
- Boil the spaghetti in salted water until al dente, reserving 1 cup of pasta water before draining.
- Melt the butter in a large skillet over medium heat until foamy, then reduce heat to low.
- Stir in the lemon zest and garlic for 2 minutes until fragrant.
- Add the pasta to the pan along with ½ cup of the reserved pasta water.
- Toss the noodles continuously while adding the Parmesan and lemon juice until a sauce forms.
- Adjust the sauce with more pasta water if it becomes too thick.
- Serve immediately with extra cheese and fresh herbs.
Notes
- Reserve the pasta water right before draining to ensure it has the maximum starch content for the sauce.
- Use a high-quality salted butter if you want an even richer flavor profile.
- Adding a pinch of red pepper flakes is a great way to add a subtle heat to the citrus.
