Kale, Swiss Chard, Chicken, and Feta Salad

½ cup cider vinegar

2 teaspoons honey

½ teaspoon salt

½ teaspoon ground black pepper

½ teaspoon dried oregano

½ cup olive oil

1 bunch kale, torn into bite-sized pieces

1 bunch Swiss chard, torn into bite-sized pieces

1 pound grilled skinless, boneless chicken breast, sliced

1 (6 ounce) container crumbled feta cheese, or more to taste

⅓ cup raisins

⅓ cup chopped, toasted walnuts

Whisk the vinegar, honey, salt, pepper, and oregano in a bowl until the honey has dissolved. Whisk in the olive oil until evenly blended. Place the kale, Swiss chard, chicken, feta cheese, raisins, and walnuts into a bowl. Toss with the dressing to serve.