Classic Macaroni Salad Recipe

INGREDIENTS:
 4 cups uncooked elbow macaroni  1 cup mayonnaise  1/4 cup distilled white vinegar  2/3 cup white sugar  2 1/2 tablespoons prepared yellow mustard  1 1/2 teaspoons salt  1/2 teaspoon ground black pepper  1 large onion, chopped  2 stalks celery, chopped  1 green bell pepper, seeded and chopped  1/4 cup grated carrot (optional)  2 tablespoons chopped pimento peppers (optional)
INSTRUCTIONS: 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. Source: All Recipes