Portugese Feijão Verde com Coentro e Alho Recipe

Ingredients

• 2 lb (907 g) tender young green beans , washed and tipped
• 3 qt (2.84 liters) boiling water plus 1.5 tsp salt
• 2 large garlic cloves , peeled and minced
• 0.67 cup coarsely chopped fresh coriander (dried coriander won't suffice)
• 5 to 6 tbsp olive oil
• 1 tbsp lemon juice
• 3 to 4 tbsp cider vinegar
• 0.25 tsp freshly ground black pepper