Golden Beet Halloumi and Walnut Salad

Name: Golden Beet, Halloumi, and Walnut Salad
Ingredients: 4 Medium golden beets; 1/3 cup Walnut oil; 2 tablespoons Apple cider vinegar; 2 tablespoons Honey; 1 teaspoon Ground cumin; 1 teaspoon Salt; 1 tablespoon Butter; 4 Large handfuls of baby arugula; 3/4 cup Chopped walnuts; 1/4 pound Halloumi cheese, cut into ½ inch thick squares; Freshly ground black pepper