Cook noodles according to the instructions on the box. Drain well.
In a large bowl, whisk together mayonnaise, mustard, cider vinegar, and sour cream. Add the cooked macaroni, bell peppers, tomatoes, red onion, celery, and parsley. Stir gently to combine. Season with salt and freshly cracked pepper to taste.
Nutrition
Calories: 335kcal | Carbohydrates: 30g | Protein: 6g | Fat: 21g | Saturated Fat: 4g | Polyunsaturated Fat: 11g | Monounsaturated Fat: 5g | Trans Fat: 0.05g | Cholesterol: 16mg | Sodium: 205mg | Potassium: 262mg | Fiber: 2g | Sugar: 3g | Vitamin A: 871IU | Vitamin C: 21mg | Calcium: 34mg | Iron: 1mg
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