Two Bean Salad

Directions

1. 1
   Whisk together the vinegar and oil and season with salt and pepper in a large bowl.
2. 2
   Cook green beans in a 3 to 4-quart saucepan of boiling salted water 2 minutes, then add shallot and cook until beans are crisp-tender, about 2 minutes more.
3. 3
   Drain in a colander and plunge into a large bowl of ice and cold water to stop cooking.
4. 4
   Drain well, then add to dressing in bowl along with cannellini beans and toss well.