Potato salad with green beans

Ingredients:

• 900 g of Yukon Gold potatoes
• 220 g of green beans
• 1/4 cup chopped various greens

Preparation:

1. Boil 900 grams of quartered Yukon Gold potatoes in salted water until tender. Four to five minutes before they're done, add 220 grams of halved green beans. Drain and rinse under cold water.
2. In a bowl, mix 1/3 cup mayonnaise, 1/4 cup sour cream, 2 tablespoons grainy mustard, 1/4 cup chopped mixed herbs, 1 tablespoon lemon juice, salt and black pepper to taste.
3. Toss the vegetables with the dressing, two chopped celery stalks and half a thinly sliced ​​red onion.