In a bowl, place Gouda cheese cubes, olive oil, vinegar, apple cider, whiskey, salt, pepper and 1 tablespoon oregano.
Mix and marinate for 2 hours.
Separate cheese from marinate.
Blend yogurt into marinade and adjust seasoning if needed.
Pour into a small serving cup.
Skewer one cheese cube with one piece of kalamata olive and place it on a serving platter.
Assemble about 10 skewers.
Place the remaining cheese cubes and kalamata olives on the same platter.
Sprinkle 1/2 tablespoon of oregano over the cheese and olives and serve with whiskey yogurt sauce.