Toss diced beets, onion, garlic, and herbs in a large bowl.
In a jar, combine olive oil, red wine vinegar, orange zest, orange juice, salt, and pepper; shake well and pour over salad.
Add craisins or raisins, pistachios, and cheese; mix gently to combine.
Garnish with pomegranate seeds if using.
Serve immediately or refrigerate for enhanced flavor.