Preheat oven to 350°F fahrenheit.

Chop spam, onion and cheese into relatively small pieces and throw in a 4 quart sauce pan, add cans of cream soup and heat, stirring constantly until well blended and all the cheese is melted.

In large sauce pan boil ALMOST the whole box of noodles. 

Drain and combine sauce with noodles, stir well. 

Pour combination into deep dish casserole dish (13x9) and bake at 350 until middle bubbles.