Spaghetti aglio e olio brings together garlic, olive oil, chili, and parsley in a glossy sauce that clings to every strand. The trick is saving the starchy pasta water and tossing it into the garlic oil, so the pasta tastes rich without needing cream or cheese.

This naturally vegan garlic and oil pasta takes about 20 minutes, depending on your stove and pasta. Keep an eye on the garlic, have the bowls ready, and serve it as soon as the sauce comes together.

Updated September 2026: Added paired cooking photos, clearer garlic and sauce instructions, US and metric measurements, and answers to reader questions.

Why This Recipe Works

  • A short ingredient list: Garlic and olive oil carry the flavor, with chili for warmth and parsley for freshness.
  • A sauce made in the pan: Starchy water and a good toss turn the oil into a light coating instead of leaving it at the bottom of the bowl.
  • Easy to adjust: Use less chili for a mild dinner, or add a vegetable side to make it a fuller meal.
  • Naturally dairy free: There is no cream, butter, or cheese to replace. Just choose pasta made without eggs.

What You Need

  • Spaghetti or linguine: Dried long pasta works well here. Cook it just al dente so it can finish in the skillet without becoming soft.
  • Extra virgin olive oil: Use an oil you enjoy tasting. This recipe keeps its original generous amount of oil, which becomes the sauce when combined with pasta water.
  • Fresh garlic: Thin, even slices cook more evenly than a mixture of thick chunks and fine pieces. Avoid browning it deeply.
  • Chili: Red pepper flakes are convenient; sliced fresh peperoncini also work. Start with less if you prefer gentle heat.
  • Parsley: A whole sprig infuses the oil and is removed before adding liquid. Chopped fresh parsley goes in at the end for a brighter flavor.
  • Pasta water and salt: Save cloudy cooking water before draining. It supplies the starch that helps the sauce coat the spaghetti. Taste the finished pasta before adding extra salt.

How To Make Spaghetti Aglio e Olio

Here is the cooking flow in photos. Full measurements, heat settings, and timings are in the recipe card below.

Garlic, chili flakes, and a parsley sprig in olive oil
Start the garlic oil: Add the sliced garlic, chili, and parsley sprig to the olive oil.
Pale golden garlic and chili infusing olive oil in a skillet
Watch the garlic: Stir as the garlic turns pale gold, then remove the parsley sprig.
Reserved pasta water being added to garlic and chili oil
Add the pasta water: Take the pan off the heat, let the sizzling settle, then carefully add the reserved water.
Garlic and oil sauce turning cloudy as pasta water is stirred in
Bring the sauce together: Stir until the oil and starchy water begin to combine.
Spaghetti being tossed through garlic and chili sauce with tongs
Toss the spaghetti: Lift and turn the pasta through the sauce until the strands look glossy.
Chopped parsley being added to spaghetti aglio e olio
Finish with parsley: Fold in the chopped parsley, taste, and serve right away.

Tips for a Glossy Sauce

  • Start gently: Warm the garlic in the oil rather than dropping it into a very hot pan. Pale gold and fragrant is the cue to stop.
  • Save the cloudy water: Scoop it out near the end of cooking, when it contains more starch. Do not rinse the drained pasta.
  • Let the sizzling settle: Take the skillet off the heat before adding water to the oil, then add it carefully in small additions.
  • Keep the pasta moving: Tossing helps the oil and water combine. Add more water only as needed, giving each addition a chance to come together.
  • Serve immediately: The pasta absorbs sauce as it sits. Leave it a little loose in the skillet and get it into bowls while it is glossy.

Swaps and Variations

  • Add vegetables: Fold in wilted spinach or serve with sautéed broccoli. Cook watery vegetables separately so they do not dilute the garlic sauce.
  • Add a bright finish: A little lemon zest works well with the parsley. This is an optional variation, so add it after tasting the original sauce.
  • Add crunch: Sprinkle toasted breadcrumbs over individual bowls just before eating. Use gluten free crumbs if needed.
  • Make it heartier: Serve with crispy tofu or cooked white beans. For a separate bean based pasta dinner, try creamy white bean pasta with crispy tofu.

What To Serve With It

Serve aglio e olio with a crisp green salad dressed with lemon, or add roasted broccoli, asparagus, or sautéed mushrooms on the side. Keep the sides simple so the garlic and parsley still stand out. For more weeknight ideas, browse the vegan pasta recipes.

Frequently Asked Questions

Aglio e olio means garlic and oil in Italian. Those two ingredients form the base of this simple pasta. Chili adds heat, while parsley adds a fresh finish.

This recipe is vegan when made with pasta that contains no eggs. It does not need butter, cream, or Parmesan. Check the pasta label, especially if you are using fresh pasta.

The goal is a glossy coating, not a thick cream sauce. Use cloudy water from near the end of pasta cooking, let the first addition reduce slightly, and toss the pasta vigorously. If the pan is watery, keep tossing briefly over medium heat. If it looks oily or dry, add a little more pasta water and keep tossing.

Garlic that turns dark brown can make the whole sauce bitter. Slice it evenly, start it in the oil, and keep the heat gentle. Remove the pan from the heat when the garlic is pale gold because it will keep cooking in the hot oil.

Linguine works well with this sauce. You can also use gluten free spaghetti, but follow its package timing and toss gently because some varieties break more easily. Add its cooking water gradually and judge the sauce by how it coats the pasta.

Yes. Leave out the chili for a mild garlic and oil pasta, or start with a small pinch and add more at the table. Fresh peperoncini vary in heat, so taste cautiously if using them instead of flakes.

It is best served immediately. You can slice the garlic and chop the parsley ahead, but cook the pasta and combine the sauce just before eating. Leftovers lose some of their silky texture; a splash of water helps loosen them when reheating.

Storage and Reheating

Refrigerate leftovers promptly in an airtight container for up to 3 days. Reheat gently in a skillet with a splash of water, tossing until the strands loosen and the pasta is heated through. Add another small splash if needed. The texture is best when freshly made; freezing is not ideal for this delicate sauce.

More Vegan Pasta Recipes

If you make this recipe, leave a rating and tell me how it turned out in the comments below.

Spaghetti Aglio e Olio

Spaghetti Aglio e Olio (Garlic and Oil Pasta)

5 from 7 reviews
Spaghetti aglio e olio with gently golden garlic, chili, fresh parsley, and a glossy olive oil sauce. Starchy pasta water brings this naturally vegan pasta together without cream or cheese.
Print Recipe Pin Recipe
Prep Time 5 minutes
Cook Time 15 minutes
Total Time 20 minutes
Servings: 4 servings
Course: Main Course
Cuisine: Italian
Calories: 641
Ingredients Equipment Method Nutrition Notes

Ingredients
 
 

For the pasta
  • 12 oz spaghetti or linguine dried, made without eggs
  • salt for the pasta water and to taste
For the garlic and oil sauce
  • 2/3 cup extra virgin olive oil
  • 4 cloves garlic thinly and evenly sliced
  • 1 tsp red pepper flakes or 2 to 3 fresh peperoncini, stems removed and thinly sliced; use less for mild pasta
  • 1 fresh parsley sprig for infusing the oil; remove before adding water
  • 1/4 cup fresh parsley finely chopped
  • 1 cup reserved pasta cooking water you may not need it all

Equipment

  • 1 Large Pot
  • 1 Colander
  • 1 Large skillet or frying pan
  • 1 Wooden spoon or tongs
  • 1 Sharp knife
  • 1 Cutting board

Method
 

  1. Cook the pasta: Bring a large pot of water to a boil and salt it. Add the spaghetti or linguine and cook until just al dente according to the package. Before draining, reserve 1 cup (240 ml) of the cloudy cooking water. Do not rinse the pasta.
  2. Infuse the oil: While the pasta cooks, put the olive oil, sliced garlic, chili, and whole parsley sprig in a large skillet. Warm over medium low heat, stirring often, until the garlic is fragrant and just pale golden, about 3 to 5 minutes. Lower the heat if it colors quickly; do not let it turn brown.
  3. Add pasta water carefully: Remove the parsley sprig and take the skillet off the heat. Let the oil cool for 1 to 2 minutes until the vigorous sizzling has settled. Carefully add 1/2 cup (120 ml) of the warm reserved pasta water a little at a time, keeping your face and hands back from any splashes.
  4. Build the sauce: Return the skillet to medium heat and simmer, stirring, until the liquid is slightly reduced and starts to look cloudy rather than like separate pools of oil and water, about 1 to 2 minutes.
  5. Toss until glossy: Add the drained pasta and toss vigorously with tongs over medium heat for 1 to 2 minutes. Add more reserved pasta water a tablespoon at a time as needed, tossing after each addition, until a glossy sauce coats the strands. If liquid pools in the pan, keep tossing briefly to reduce it.
  6. Finish and serve: Turn off the heat and fold in the chopped parsley. Taste and add salt if needed. Divide between four bowls and serve immediately while the sauce is loose and glossy.

Nutrition

Calories: 641kcalCarbohydrates: 65gProtein: 11gFat: 37gSaturated Fat: 5gPolyunsaturated Fat: 4gMonounsaturated Fat: 26gSodium: 17mgPotassium: 232mgFiber: 3gSugar: 2gVitamin A: 464IUVitamin C: 6mgCalcium: 30mgIron: 2mg

Notes

Watch the garlic: Pale gold is the goal. Dark garlic tastes bitter, so use its color rather than the clock as your guide. Total time is approximate and depends on how quickly your water boils and the pasta you use.
Make the sauce glossy: Use cloudy pasta water collected near the end of cooking. Tossing combines its starch with the oil into a light coating, not a thick cream sauce. Add water gradually and serve right away.
Leftovers: Refrigerate promptly in an airtight container for up to 3 days. Reheat gently in a skillet with a splash of water, tossing until loosened. Nutrition is an estimate per serving and excludes salt added to taste.

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