1 can (6-1/2 ounce) tuna in water - drained
8 ounces wide egg noodles - cooked according to package directions
1 cup light sour cream
1 cup low-fat cottage cheese
1/2 cup grated cheddar cheese
Mix together all the ingredients except the grated cheese. Bake in a
preheated oven at 350 degrees for 20 minutes. Sprinkle the cheese on top and bake for 10 more minutes or until the cheese is melted.