Mix together marinade: In a large bowl, baking dish, or zip-top bag, combine the Greek yogurt, garlic, lemon juice, olive oil, red wine vinegar, parsley, and all spices.
1½-2 tsp. kosher salt, freshly cracked black pepper, 4-6 cloves garlic, 3/4 cup full-fat Greek yogurt, 1-2 Tbsp. fresh lemon juice, 1-2 Tbsp. fresh parsley, 2 Tbsp. extra virgin olive oil, 1 Tbsp. red wine vinegar, 1/2 tsp. sumac, 1/2 tsp. cumin, 1 tsp. paprika, 1 tsp. oregano, 1 tsp. onion powder