1. Make sure that you cook the pasta until it is nice and al dente. Be sure to not over cook the pasta.
2. In a large mixing bowl, add in the Miracle Whip, and milk. Mix until it's nice and creamy.
3. Next, toss in the pasta ( make sure that the pasta is cold before adding it in!).
4. Stir in the pasta, and make sure that it is nicely coated with the dressing.
5. Next add in the peas, onions, carrots, sweet peppers, ham, and cheddar cheese.
6. Sprinkle in the salt and pepper, then fold all of the ingredients in.
7. Cover the pasta salad, and place it in the refrigerator until it is nice and cold.
8. *Garnish with green onions, and serve!