Combine all the ingredients in a bowl or jar and whisk well together. Season to taste with sea salt and freshly ground black pepper.
3 cups red wine, 1 cup olive oil, 2 tbsp wine vinegar, 1 tsp garlic powder, 2 tsp onion powder, 3 tbsp homemade or Dijon mustard, 3 tbsp prepared horseradish, 3 tbsp lime juice, 2 tbsp cayenne pepper, Sea salt and freshly ground black pepper to taste