Heat a large pot of water. As it comes to a boil, salt the water and add washed, trimmed green beans. Cook till just tender, 3-4 minutes
While beans are cooking, heat the olive oil and butter in pan. Add garlic and pine nuts and cook till light golden, about 2-3 minutes.
Drain green beans, transfer to pan and add pepper flakes and salt. Toss to coat and transfer to serving dish!