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Recipe

Fresh basil pesto, no compromises

by the CityFarm team · · 6 min read

Tender green basil leaves grown at the CityFarm vertical farm in Chișinău

Pesto stands or falls on a single ingredient: the basil. The pasta, the cheese, the nuts - they all help, but the aroma lives in the leaf. And the leaf doesn't forgive a long road. Store-bought basil has traveled around 2,000 kilometers on average and spent 5–7 days in transit, so it arrives already tired, edges gone dark. CityFarm basil arrives alive, roots and all, harvested today in one of the 5 vertical farms in Chișinău - an hour from you. With basil like that, pesto needs no compromises at all.

The basil makes the pesto

Basil is one of the herbs we grow under LEDs, in clean water, with no soil and no pesticides. It smells the way basil should, and it has everything a good pesto needs: a plump leaf, deep green color, a lively aroma. The secret to emerald-green pesto isn't an expensive ingredient - it's fresh basil and a few careful steps. The rest is easy.

Deep green basil leaves ready for washing, grown at the CityFarm vertical farm in Chișinău
A plump, deep-green leaf is the sign of basil harvested today, not parked on a shelf for days.

Ingredients

For a small jar (about 200 g), enough for pasta for 3–4 people:

  • 50 g fresh CityFarm basil (leaves only, thick stems removed)
  • 50 g finely grated Parmesan (or pecorino)
  • 30 g pine nuts, lightly toasted
  • 1 small garlic clove
  • 100–120 ml extra-virgin olive oil
  • 1 tablespoon lemon juice (optional, for color and freshness)
  • sea salt, to taste

Emerald-green pesto doesn't ask for an expensive ingredient - it asks for living basil.

Steps

  1. Toast the pine nuts in a dry pan over medium heat for 2–3 minutes, until they turn golden and smell nutty. Pull them off right away so they don't burn, and let them cool.
  2. Gently wash the basil leaves and dry them really well - water dilutes the aroma and speeds up oxidation. Pick the leaves off the thick stems.
  3. Put the basil, cooled nuts, garlic and Parmesan in a blender or food processor. Add part of the oil and pulse briefly, with pauses, so nothing heats up.
  4. Pour in the rest of the oil in a thin stream, still pulsing, until you get a thick but pourable paste. Don't blitz it perfectly smooth - good pesto has texture.
  5. Add the salt, and if you want a brighter green, the tablespoon of lemon juice. Taste, then adjust the salt or oil.

The trick that keeps it green

Pesto darkens for two reasons: heat and air. That's why we pulse briefly instead of blending for minutes, and why the tablespoon of lemon juice helps - acidity slows oxidation. To store it, spoon the pesto into a jar and pour a thin layer of oil on top, a film that keeps the air out. It keeps in the fridge for 4–5 days. It also freezes perfectly in ice-cube trays, ready to pop out one portion at a time.

Basil with roots doesn't wait on a shelf - it stays alive all the way to your kitchen.

Variations without pine nuts

Pine nuts are pricey, and not everyone keeps them in the pantry. Regular walnuts, almonds or toasted sunflower seeds work just as well - a different note, same body. For a dairy-free version, skip the Parmesan and add two tablespoons of nutritional yeast plus a little extra salt. And if you want an even brighter pesto, toss a handful of basil microgreens in with the big leaves - double the aroma without changing the recipe.

How to use it

The classic: over hot pasta - stir the pesto with a spoonful of the pasta water, off the heat, so it stays green. But it doesn't stop there: it's great on toasted bread with tomatoes, in vegetable soup, over eggs, in a dressing loosened with lemon, or next to fresh mozzarella. The best pesto starts with basil harvested today, so it's worth starting from a living leaf.

Want living basil, harvested today, every week? Pick your box of living greens → Or grow it yourself, right on the counter, with Growly.

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