Traditional pesto components (olive oil, garlic, basil, Parmesan cheese, and pine nuts) are tossed into a filling pasta salad.
Prepare pasta according to package directions, omitting salt and fat. Drain; place in a large bowl.
Combine vinegar and next 6 ingredients (through garlic). Add cheese, ham, basil, and pine nuts to pasta; toss gently to combine. Drizzle with vinegar mixture; toss to coat. Cover and chill.
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