best-ever macaroni salad

Ingredients

• 1 cup finely shredded sharp cheddar cheese
• 1-1/2 cup mayonnaise
• 2-1/2 tablespoon vinegar
• 3 teaspoons prepared mustard
• 3/4 teaspoon celery seed
• 2 teaspoons salt
• 1/4 teaspoon pepper
• 4 cups elbow macaroni, cooked
• 1/2 cup celery, sliced
• 1/2 cup scallions, cutup
• 1/2 cup green bell pepper, chopped
• 1/4 cup radishes, sliced
• 2 - hard-boiled eggs, mashed