Prepare pasta as package directs; adding broccoli to the cooking pot during the last 2 minutes of cooking; drain well and set aside.
In a large stockpot, heat a small amount of oil. Add SPAM®, sliced onion and sliced peppers. Sauté for 3 minutes.
Stir in half of cheddar cheese and milk. Stir constantly until mixture thickens.
Add prepared macaroni and broccoli to the white sauce.
Spoon pasta mixture into a large baking dish or into individual ramekins. Sprinkle with grated cheese and bread crumbs, if desired on top of the pasta mixture.
Bake in oven 233 C for 10 minutes or until golden brown.