Step 1

Cook pasta in generously-salted boiling water until al dente according to package instructions.

Step 2

Meanwhile, pulse together arugula, garlic, 2/3 cup pine nuts, Parmesan and lemon juice in a food processor until combined. Slowly drizzle in the olive oil while continuing to pulse the pesto until it is incorporated.

Step 3

When the pasta reaches al dente, drain the pasta. Then immediately toss with pesto, and remaining pine nuts. Serve immediately, sprinkled with extra Parmesan.

Step 4

This pasta would also be delicious served with grilled shrimp or chicken.