Spinach-Grape Chopped Salad

.25 cup chopped walnuts
1 (60oz.) package fresh baby spinach
1 cup seedless red grapes
.25 cup crumbled feta cheese

.25 cup The Spicy Olive Walnut Oil
.25 cup The Spicy Olive Raspberry Balsamic Vinegar

Whisk together the oil and balsamic vinegar. Toast the walnuts over medium heat for about 5 minutes, stirring constantly until fragrant. Coarsely chop spinach and grapes; toss feta cheese and vinaigrette. Sprinkle with walnuts and serve.