2 (10.75 ounce) cans condensed cream of mushroom soup
2 (6 ounce) cans tuna, drained
1 onion, chopped
10 slices American processed cheese
ground black pepper to taste
Bring a large pot of water to a boil. Add noodles and frozen peas. Cook until noodles are al dente, drain well. Return noodles and peas to the pot. Mix soup, tuna fish, onions, processed cheese and pepper into the pot. Stir constantly until all of the ingredients are well mixed and the cheese has melted. Serve.