Arugula Salad with Grapes and Black Pepper Vinaigrette recipes

Name: Arugula Salad with Grapes and Black Pepper Vinaigrette recipes
Ingredients: ¾ cup red wine vinegar; ⅓ cup champagne vinegar; ⅓ cup water; ⅓ cup sugar; 1 teaspoon salt; 2 red onions, very thinly sliced; ⅓ cup red wine vinegar; ⅔ cup olive oil; 1 tablespoon sugar; ½ teaspoon freshly ground black pepper; ½ teaspoon salt; 1 clove garlic; 2½ cups red California grapes, halved; 2 cups cooked farro or a gluten free alternative like quinoa (I found pre-cooked farro in the rice section of the grocery store and it worked great); 3 cups arugula; ¼ cup fresh basil leaves, cut into ribbons; ½ cup chopped cashews