Mac & Cheese (with a twist)

Why I Love This Recipe
This is something we throw together when we aren't really hungry but want something. The kids love it! My mother used to fix this for us when we were children and it has just stuck with all 6 of us so-called kids.
Ingredients You'll Need
1pkg Shell macaroni(any kind will do)
sliced american cheese
butter
milk
salt & pepper (to taste)
can of small early peas
either a small can of tuna or spam cut into bite size chunks.
Directions
Cook macaroni as directed on pkg add butter, I use 1 stick, milk mix till cheese is melted then add the can of peas, the tuna or spam. ummmm good.