PREPARATION
Blend KnorrĀ® Creamy Pesto sauce mix, milk and olive oil in 2-quart saucepan with wire whisk. Bring to a boil over medium-high heat, stirring frequently. Reduce heat to low and simmer, stirring frequently, 3 minutes. Stir in cheese and simmer 1 minute.
Toss sauce with hot pasta in large serving bowl. Sprinkle with pine nuts and, if desired, ground black pepper.