1 cup frozen shelled edamame, thawed
¼ cup extra-virgin olive oil
½ tsp. ground pepper
½ tsp. salt
1 clove garlic, minced
Zest and juice of 1 lemon
⅓ cup grated Parmesan cheese, plus more for serving
1 cup packed fresh basil leaves
8 oz. whole-wheat spaghetti or capellini
2 bunches broccolini