Lemon Butter Pasta Light

Featured in: Light Fresh Garden Bites

This bright and zesty pasta combines tender capellini with a silky lemon-butter sauce that comes together in just 20 minutes. The sauce features fresh lemon juice and zest melted with butter and olive oil, creating a luxurious coating without heavy cream. Reserved pasta water helps create the perfect silky consistency. Finished with Parmesan cheese and fresh parsley, this vegetarian main dish is elegant enough for entertaining yet simple enough for weeknight dinners. It's naturally vegetarian and easily customizable with grilled shrimp or chicken for added protein.

Updated on Fri, 16 Jan 2026 10:23:00 GMT
Steaming capellini strands tossed in a glossy lemon butter sauce with fresh parsley and Parmesan. Save to Pinterest
Steaming capellini strands tossed in a glossy lemon butter sauce with fresh parsley and Parmesan. | mossbasil.com

The first time I made lemon butter pasta, it was during a heatwave when even the thought of a heavy sauce made me wilt. Standing in my sun-drenched kitchen with windows flung open, I reached for the brightest thing in my refrigerator - a bowl of lemons. The transformation of such simple ingredients into something so luxurious felt like culinary alchemy. As the fragrant steam rose from the skillet, the zesty aroma cutting through summer's heaviness, I knew this quick creation would become a permanent fixture in my repertoire.

Last spring, I served this pasta on my balcony for an impromptu dinner with neighbors who had helped me move a particularly stubborn bookshelf. The pasta steamed in shallow bowls as we clinked glasses under string lights, everyone twirling their forks with that particular concentration reserved for simple food done exactly right. One friend looked up mid-bite and declared it tasted like sunshine, which might be the best compliment Ive ever received.

Ingredients

  • Capellini (angel hair pasta): I find this delicate pasta perfectly captures the lightness of the dish, allowing the lemon-butter sauce to coat each fine strand rather than getting lost in thicker noodles.
  • Fresh lemons: After experimenting with bottled juice, I learned that nothing compares to the brightness of fresh lemons where both the juice and zest work together to create layers of citrus flavor.
  • Unsalted butter: The foundation of the sauce that creates a silky richness, giving you complete control over the saltiness of your final dish.
  • Pasta cooking water: This starchy liquid is liquid gold for creating the perfect emulsion that helps the sauce cling to each strand.
  • Parmesan cheese: Adds a salty, nutty depth that balances the bright acidity of the lemon beautifully.

Instructions

Prepare the pasta:
Bring a large pot of water to a rolling boil and add a generous tablespoon of salt until it tastes like the sea. Drop in your capellini and set a timer for just 2 minutes - angel hair cooks incredibly quickly and becomes gummy when overdone.
Create the sauce base:
While pasta bubbles away, melt butter in a wide skillet until it foams slightly but doesnt brown. Add olive oil, then shower in bright lemon zest and squeeze in fresh juice, where youll hear that satisfying sizzle as citrus hits warm fat.
Marry pasta and sauce:
Using tongs, transfer the barely-cooked capellini directly to your skillet, bringing along some of that precious starchy water. Gently toss everything together with a back-and-forth motion, watching as the sauce transforms from separate components into a unified, glossy coating.
Finish with flourish:
Off heat, sprinkle in Parmesan in stages while continuing to toss, allowing each addition to melt before adding more. Scatter fresh parsley throughout, which provides little bursts of color and herbaceous notes against the bright yellow backdrop.
Season and serve:
Taste before adding any salt, as the pasta water and cheese bring significant salinity. Finish with generous grinds of black pepper and divide into warmed bowls, serving immediately while the sauce is at its most luxurious consistency.
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| mossbasil.com

One evening when a friend was going through a rough patch, I invited her over without mentioning dinner plans. As she settled at my kitchen counter, I wordlessly began boiling water and zesting lemons, the bright citrus perfume filling the space between us. By the time I placed the steaming bowl before her, the simple act of sharing this sunshine-bright pasta had somehow said everything that awkward consolation couldn't. We ate in comfortable silence, the lemony warmth doing more emotional heavy lifting than any words.

Perfect Pairings

This lemon butter pasta has a chameleon-like quality that makes it incredibly versatile as both main dish and elegant side. When I serve it as a standalone meal, I often add protein - plump seared shrimp that takes just minutes to cook, or slices of leftover roasted chicken folded in at the last moment. The bright acidity cuts beautifully through the richness, making even modest portions deeply satisfying against the summer heat or winter doldrums alike.

Making It Your Own

While the simplicity of this dish is its calling card, Ive discovered countless ways to riff on the basic template depending on what my garden or refrigerator offers. Sometimes I scatter tender spring peas throughout, other times I add quartered cherry tomatoes that burst slightly in the warm pasta, releasing their sweet juices into the lemony sauce. During one memorable dinner party when I realized Id forgotten parsley, I substituted fresh basil chiffonade, which brought such a lovely aromatic dimension that it's now part of my regular rotation.

Storage and Reheating

Though best enjoyed freshly made, Ive found ways to revive leftover lemon butter pasta without sacrificing its delicate character. The secret lies in gentle reheating with a splash of water in a covered skillet over low heat, tossing frequently to redistribute the sauce without breaking it. Resist the urge to microwave, which will render the delicate capellini gummy and cause the butter sauce to separate unattractively.

  • Store any leftovers in an airtight container in the refrigerator for up to two days, knowing the texture will change somewhat but flavors will remain bright.
  • When reheating, add a small pat of fresh butter and a squeeze of lemon to revitalize the flavors that may have dulled during storage.
  • Consider transforming cold leftovers into a pasta salad by adding fresh arugula, halved cherry tomatoes, and a light drizzle of additional olive oil.
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| mossbasil.com

This lemon butter pasta reminds me that sometimes the most memorable meals come from the simplest combinations, assembled with care rather than complexity. Its a dish that speaks to the quiet joy of feeding yourself and others well, even on the most ordinary of days.

Frequently Asked Questions

Can I use regular spaghetti instead of capellini?

Yes, absolutely. While capellini's delicate texture works beautifully with the light sauce, any thin pasta like spaghetti or linguine works well. Just adjust cooking time according to package directions, as thicker pastas may take slightly longer.

Why is pasta water important in this dish?

Pasta water contains starch that helps emulsify the sauce, creating a silky coating that clings to the noodles. It transforms the butter and lemon juice into a cohesive sauce rather than a greasy puddle. Start with a splash and add more as needed.

How do I prevent the sauce from breaking?

Keep the heat at medium and avoid boiling the sauce vigorously. Add the hot pasta to the warm sauce and toss gently. If the sauce seems too thick, add reserved pasta water one tablespoon at a time until you reach the desired consistency.

Can this be made ahead or reheated?

This dish is best served immediately after preparation. However, if you must reheat, do so gently over low heat with a splash of water or pasta water to restore the silky sauce texture. Add fresh lemon juice and parsley just before serving.

What wine pairs best with this pasta?

A crisp white wine like Sauvignon Blanc or Pinot Grigio complements the bright lemony flavors beautifully. The acidity in the wine echoes the lemon while cutting through the richness of the butter, creating a harmonious pairing.

How can I make this vegan?

Substitute vegan butter for regular butter and olive oil remains the same. For the Parmesan, use a plant-based alternative or nutritional yeast for a savory, umami flavor. The rest of the preparation stays identical.

Lemon Butter Pasta Light

Delicate capellini tossed in a silky lemon-butter sauce. Quick, refreshing, and perfect for a light meal.

Prep Time
10 minutes
Time to Cook
10 minutes
Overall Time
20 minutes
Created by Aiden Coleman


Skill Level Easy

Cuisine Italian

Makes 4 Portions

Special Diet Info Meat-Free

What You Need

Pasta

01 12 oz capellini (angel hair pasta)
02 1 tablespoon salt (for pasta water)

Sauce

01 1/4 cup unsalted butter
02 2 large lemons, zested and juiced (about 1/4 cup juice)
03 2 tablespoons extra-virgin olive oil

Finishing

01 1/4 cup grated Parmesan cheese, plus more for serving
02 2 tablespoons chopped fresh parsley
03 Freshly ground black pepper, to taste
04 Salt, to taste

Directions

Instruction 01

Cook the Pasta: Bring a large pot of salted water to a boil. Add the capellini and cook according to package instructions until al dente (typically 2–3 minutes). Reserve 1/2 cup of pasta cooking water, then drain the pasta.

Instruction 02

Prepare the Lemon Butter Sauce: While the pasta cooks, melt the butter in a large skillet over medium heat. Add the olive oil, lemon zest, and lemon juice. Stir to combine and let it warm through for 1–2 minutes.

Instruction 03

Combine Pasta and Sauce: Add the drained capellini to the skillet. Toss to coat the pasta evenly, adding reserved pasta water as needed to create a silky sauce.

Instruction 04

Add Finishing Touches: Remove from heat. Stir in the grated Parmesan, chopped parsley, and season with salt and freshly ground black pepper to taste.

Instruction 05

Serve: Divide among plates, garnish with extra Parmesan and parsley if desired, and serve immediately.

Gear Needed

  • Large pot
  • Colander
  • Large skillet
  • Zester or microplane
  • Citrus juicer
  • Tongs

Allergy Notice

Review all components for allergens and consult a healthcare provider if unsure.
  • Contains: Milk (butter, Parmesan), Wheat (pasta)
  • Check labels for potential cross-contamination if sensitive.

Nutrition Details (per portion)

Nutritional details are for general reference and not a replacement for professional health advice.
  • Calorie Count: 410
  • Fat content: 17 grams
  • Carbohydrates: 54 grams
  • Proteins: 11 grams