Easy & Creamy Pesto Recipe with Walnuts

Ingredients

• 1 cup (120 g) fresh basil leaves, packed
• 1/2 cup (60 g) walnuts, toasted lightly
• 1/2 cup (50 g) grated Parmesan cheese (or Pecorino Romano)
• 2 cloves garlic, peeled
• 1/2 cup (120 ml) extra virgin olive oil
• 1 tablespoon (15 ml) fresh lemon juice (optional)
• 1/2 teaspoon salt (adjust to taste)
• 1/4 teaspoon freshly ground black pepper