Place green beans in a bowl, add about 1/4 cup of water and cover, then microwave for 2 minutes.

Let the beans rest and steam for one more minute, then drain the water.

In a large skillet on medium heat, add olive oil, garlic, anchovy paste and red pepper flakes and cook for 1 minute until fragrant.

Add the green beans and stir to fully coat with oil, and saute for another 3 minutes, stirring occasionally

Add the pine nuts and vinegar, stir in then transfer to serving dish.

Garnish with Parmesan cheese, parsley and add black pepper.