Arugula and Romaine Salad with Red Grapes

Details

Ingredients

• 1 cup water
• ¼ cup white vinegar
• 3 tablespoons white sugar
• ½ cup sliced seedless cucumber
• ½ cup sliced red onion
• ¼ head romaine lettuce, chopped
• 2 cups baby arugula
• 3 ½ tablespoons olive oil
• 1 ½ tablespoons balsamic vinegar
• salt and ground black pepper to taste
• ½ cup red seedless grapes, halved