Spaghetti with Kale Pesto and Meatballs - Master recipes

Ingredients

• 1 bunch Tuscan kale, tough stems removed and leaves finely chopped -
• 2 small cloves garlic, chopped -
• 1/2 c. walnuts -
• 2 tsp. grated lemon zest -
• 1/4 c. freshly squeeze lemon juice -
• 1/2 c. freshly grated Parmesan, plus more for serving -
• 1/2 c. plus 1 tbsp. extra-virgin olive oil, divided -
• Kosher salt -
• Freshly ground black pepper -
• 1 lb. sausage meat (such as sweet Italian or garlic and herb) -
• 16 oz. dried spaghetti -