Classic Macaroni Salad that everyone seems to love. I always get lots of compliments on this recipe and it is just a pleasing taste that seems to suit everyone. Prep. TimeCook TimeReady In20 m10 m4 h 30 mClassic Macaroni Salad Ingredients :4 cups uncooked elbow macaroni1 cup mayonnaise1/4 cup distilled white vinegar2/3 cup white sugar2 1/2 tablespoons prepared yellow mustard1 1/2 teaspoons salt1/2 teaspoon ground black pepper1 large onion, chopped2 stalks celery, chopped1 green bell pepper, seeded and chopped1/4 cup grated carrot (optional)2 tablespoons chopped pimento peppers (optional)Directions :Bring a large pot of lightly salted water to a boil. Add the macaroni, and cook until tender, about 8 minutes. Rinse under cold water and drain.In a large bowl, mix together the mayonnaise, vinegar, sugar, mustard, salt and pepper. Stir in the onion, celery, green pepper, carrot, pimentos and macaroni. Refrigerate for at least 4 hours before serving, but preferably overnight.FootnotesTip :Aluminum foil can be used to keep food moist, cook it evenly, and make clean-up easier.Nutrition Facts :Per Serving: 390 calories; 18.7 g fat; 49.3 g carbohydrates; 6.8 g protein; 8 mg cholesterol; 529 mg sodium.