Cajun potato salad Recipe

• 2 pounds small red potatoes
• 1/2 cup chopped red onion
• 1/2 cup sliced green onion
• 1/4 cup minced fresh parsley
• 1/2 pound cajun sausage, sliced
• 6 tbsp cider vinegar, divided
• 6 tbsp oilve oil
• 1 tble dijon mustard
• 2 garlic cloves, minced
• 1/2 tsp pepper
• 1/4 to 1/2 tsp cayenne pepper

Directions