Buffet Rice Salad

Ingredients

• 4 pounds uncooked long grain rice
• 1 quart mayonnaise
• 2 cups finely chopped onion
• 2 cups French salad dressing
• 1/2 cup prepared mustard
• 4 teaspoons salt
• 1 teaspoon pepper
• 6 pounds cubed fully cooked ham
• 36 hard-boiled large eggs, chopped
• 8 cups (2 pounds) shredded cheddar cheese
• 6 cups thinly sliced celery
• 4 cups sweet pickle relish
• 2 cups diced pimientos, drained