Green Beans with Pecans & Lemon

Bring to a boil a large pot of salted water.
Add & cook until bright green and crisp tender, about 3 minutes:
1 pound thin green beans, trimmed
Drain and transfer to a serving dish.
Meanwhile, spread in a single layer on a rimmed baking sheet and toast in oven until fragrant, about 5 minutes.
½ C. pecans
Coarsely chop when cool enough to handle.
Whisk together:
3 T. sherry vinegar
1 t. sugar
¼ t. salt
Dash pepper
Pour in:
¼ C. olive oil
Toss together beans, nuts and vinaigrette and sprinkle with:
1 t. freshly grated lemon zest
Serve warm.