- 5 flat anchovy fillets
- 2 small garlic cloves
- 2 tablespoons fresh lemon juice
- 1 teaspoon white-wine vinegar
- 1/4 teaspoon salt
- 1/8 teaspoon black pepper
- 1/4 cup extra-virgin olive oil
- 2 celery ribs plus 1 tablespoon coarsely chopped celery leaves
- 1 1/2 lb wax beans, trimmed
- Purée anchovies, garlic, lemon juice, vinegar, salt, and pepper in a blender until smooth. With motor running, add oil in a stream.
- Peel outer strings from celery ribs with a vegetable peeler, then halve ribs crosswise. Thinly shave ribs along a thin edge with peeler into narrow ribbons and transfer to a large bowl of ice and cold water to crisp.
- Cook beans in a 6- to 8-quart pot of boiling salted water , uncovered, until just tender, 5 to 6 minutes, then drain.
- Toss warm beans, celery ribbons, and celery leaves with vinaigrette in a large bowl. Serve immediately.