Pistachio Pesto Recipe (Easy & Fresh)

Pistachio pesto is classic basil pesto with shelled pistachios standing in for pine nuts: sweeter, greener and a little creamier, and ready in about five minutes with one blitz of the food processor. The pistachios give the same rich body that pine nuts do but cost a fraction of the price, which is why this swap has quietly become the everyday version of pesto for a lot of cooks. It's bright, savory and endlessly useful tossed through pasta, spread on toast, or spooned over roast vegetables.

The quick version

Why pistachios instead of pine nuts?

The honest answer is flavor and price. Pistachios are sweeter and softer than pine nuts, so the pesto comes out a touch milder and creamier, with a deeper green from the nuts themselves. Pine nuts have a resinous, almost buttery note that's lovely but expensive; pistachios are cheaper, easier to find, and bring their own gentle sweetness. They're also nutrient-dense, roughly 45% fat and a useful hit of protein and fiber, per USDA data, which is exactly the richness a good pesto needs. If you keep shelled pistachios around for pistachio butter or snacking, you already have everything you need.

Should you toast the pistachios?

It's optional, and it comes down to what you want. Toasting deepens the flavor: a few minutes in a dry pan or a low oven until fragrant gives the pesto a rounder, nuttier taste. Raw shelled pistachios, on the other hand, keep the color brighter and the flavor fresher and grassier. Neither is wrong. If you're after that vivid green, the same logic behind why pistachios are green applies here: skip the toasting and the color stays truer.

Getting the texture right

Pesto is forgiving, but two small things make the difference. First, add the oil last and stream it in rather than dumping it at the start. That way the basil and nuts break down properly instead of just sloshing around. Second, don't over-process. A few seconds too long and the basil bruises and turns khaki; you want a paste that still has a little grain to it. For the most traditional texture, chop everything by hand or use a pestle and mortar, which keeps the basil greener than a hot, fast blade.

A squeeze of lemon brightens the whole thing and, helpfully, slows the browning that fresh basil is prone to.

How to make it vegan

To make vegan pistachio pesto, leave out the Parmesan and stir in a tablespoon of nutritional yeast plus an extra pinch of salt for the savory, cheesy note. Because the pistachios already carry so much of the richness, the dairy-free version holds together well and tastes nearly as full as the original, much like how pistachio milk gives plant-based cooking its creaminess without any dairy. Check your cheese is vegetarian-rennet if that matters to you, too.

Ways to use pistachio pesto

• Through pasta: loosen with a spoonful of the starchy cooking water and toss. This batch coats a pound of pasta.
• On toast or bruschetta: spread thickly under sliced tomatoes or mozzarella.
• Over roast vegetables: spoon it over roasted zucchini, eggplant or new potatoes.
• As a marinade or dip: thin it with a little more oil for chicken, fish or a dip.
• Stirred into grains: fold through warm orzo, couscous or white beans.

It also makes a quick green sauce for eggs, and a spoonful lifts a simple soup. For more savory ideas, the wider recipes hub has the rest of the pistachio kitchen.

Storing it

Pistachio pesto keeps about 4 to 5 days in the fridge in a sealed jar, with a thin film of olive oil poured over the surface to seal out air and stop it browning. For longer storage it freezes beautifully: spoon it into an ice-cube tray, freeze, then transfer the cubes to a bag and keep them for up to three months. Drop a cube straight into hot pasta whenever you need it.

A note on the nuts

Use shelled, unsalted pistachios so you control the seasoning and don't have to pick through shells. Raw or lightly roasted both work, as covered above. If you only have salted pistachios, just hold back on adding salt until you've tasted the finished pesto. The same nuts are the base for everything from pistachio paste to pistachio cream, so a bag in the cupboard rarely goes to waste.

Allergy note

Pistachios are a tree nut, and this pesto is built on ground nuts, so it's unsuitable for anyone with a nut allergy. The classic version contains dairy from the Parmesan; the vegan variation above is dairy-free and plant-based.