1 clove garlic
1/4 cup pine nuts, toasted
2 cups tightly packed fresh basil leaves
Juice of 1/2 lemon, or more if needed
1/4 cup olive oil, or more if needed
1/4 cup grated Parmesan cheese
1/4 tsp salt, or more if needed
In a food processor, pulse the garlic and pine nuts together with the salt until finely chopped.
Add the basil leaves and lemon juice, blend until basil begins to break down. Stream in olive oil until mixture is smooth and has the desired consistency, add more oil if needed.
Fold in Parmesan and taste for seasoning. Add more salt or lemon juice if needed.