Pesto Zoodles

Ingredients

• Pesto
• 2 cups fresh basil leaves
• 1 garlic clove, smashed
• ⅓ cup pine nuts
• 3 tablespoons grated Parmesan cheese
• ⅓ cup extra-virgin olive oil, or more as needed
• Salt and freshly ground black pepper
• Zoodles
• 1 tablespoon extra-virgin olive oil
• 1 sweet onion, thinly sliced
• 4 zucchini, cut into noodles ( using a gadget like this )
• Parmesan cheese curls, as needed for garnish
• Red-pepper flakes, as needed for garnish (optional)