Pesto kenari

Bahan-bahan (4 porsi)

• 3 cups fresh basil leaves, (packed)
• 1/3 cup kenari
• 2 whole siung bawang putih
• 1/2 cup freshly grated parmesan cheese
• 1 tablespoon air jeruk
• 1/3 cup olive oil, (plus more if needed)
• ½ teaspoon Kosher salt (to taste)