Spaghetti Aglio e Olio
Four ingredients, twelve minutes, and one of the great late-night dishes of the world. The whole thing turns on how you treat the garlic and how hard you emulsify at the end.
Photograph credit: Spaghetti aglio by Unknown · CC0 1.0 · Rawpixel
Photograph credit: Spaghetti aglio by Unknown · CC0 1.0 · Rawpixel
Method
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Bring just 2.5 litres of water to the boil and salt it. The smaller volume makes the water far starchier, and that starch is your only emulsifier.
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Put the olive oil and sliced garlic in a wide, cold pan and set it over medium-low heat. Let it come up slowly for 5 to 6 minutes until the slices are pale gold and the oil smells sweet. Do not let them brown.
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Add the chilli flakes and swirl for 30 seconds, then take the pan off the heat so the garlic stops cooking.
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Cook the spaghetti until 2 minutes short of al dente, then reserve 300 ml of the cloudy water.
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Return the pan to medium heat, add the drained spaghetti and 150 ml of pasta water, and toss hard and continuously for 2 minutes.
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Keep tossing, adding splashes of water, until the oil and water come together into a glossy sauce that clings to the strands rather than pooling in the pan.
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Off the heat, fold through the parsley, finish with flaky salt, and serve immediately in warmed bowls.
Chef’s Tips
- No cheese. Aglio e olio is a Neapolitan dish of oil and garlic, and Parmigiano muddies the emulsion.
- If the sauce looks oily and separate, it needs more pasta water and harder tossing — not more oil.
- Toasted breadcrumbs fried in a little of the garlic oil make an excellent topping in place of cheese.
Common Substitutions & Variations
- An eighth of a teaspoon of garlic powder per clove is the usual stand-in when you are out of fresh garlic — it will not caramelise the same way, but it carries the flavour.
Pairing Suggestions
- A cold Falanghina, or whatever is open
- Serve alone; this dish wants no side
- Follow with a bitter leaf salad
Storage & Reheating
Best eaten immediately — the emulsion breaks within minutes of standing. Leftovers reheat passably in a pan with a splash of water.
Common questions
How long does Spaghetti Aglio e Olio take to make?
About 20 minutes in total — 5 minutes of preparation and 15 minutes of cooking. The recipe serves 4.
What are the key tips for making Spaghetti Aglio e Olio?
No cheese. Aglio e olio is a Neapolitan dish of oil and garlic, and Parmigiano muddies the emulsion. If the sauce looks oily and separate, it needs more pasta water and harder tossing — not more oil. Toasted breadcrumbs fried in a little of the garlic oil make an excellent topping in place of cheese.
What should I serve with Spaghetti Aglio e Olio?
A cold Falanghina, or whatever is open; Serve alone; this dish wants no side; Follow with a bitter leaf salad.
Is Spaghetti Aglio e Olio suitable for a special diet?
This recipe is vegan, dairy-free, vegetarian and no added sugar. Those labels are checked against the ingredient list, so a dish is only marked when nothing in it contradicts the claim.
How many calories are in Spaghetti Aglio e Olio?
About 512 kcal per serving, with 12 g protein, 68 g carbohydrate and 22 g fat. The figures are calculated from the ingredient list and are an estimate.
Nutritional Highlights
Per serving, calculated from the ingredient list. Treat these as an estimate — brands and cuts vary.
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Written and tested by Turab
One person, one kitchen — no test kitchen, no team. How every recipe on this site is checked before it goes up.