8 ounces uncooked farfalle pasta (bow tie pasta, about 4 cups) |
3 tablespoons commercial pesto sauce |
2 cups shredded zucchini |
1 cup diced red bell pepper |
1/2 cup thinly sliced red onion |
1 tablespoon fresh lemon juice |
3/4 teaspoon salt |
1/4 teaspoon crushed red pepper flakes |
1/4 teaspoon fresh ground black pepper |
1/2 cup grated parmigiano-reggiano cheese, divided |