Green and Yellow Beans with Walnut Oil | RICARDO

Ingredients

• 1 lb (454 g) green beans, trimmed
• 1 lb (454 g) yellow beans, trimmed
• 2 tablespoons (30 ml) red wine vinegar
• 2 tablespoons (30 ml) whole-grain mustard
• 1/3 cup (75 ml) walnut oil
• 4 stalks celery, cut diagonally into long, thin slices
• 1/2 cup (125 ml) walnut, coarsely chopped
• 1 tablespoon (15 ml) chopped fresh oregano
• Salt and pepper