Lent Lasagne

1 pkg lasagne noodles
2 cans tuna
1-2 large jars of meatless spaghetti sauce
1 can mushroom soup
4 carrots, sliced thin-half cooked
8 potatoes, sliced thin-half cooked
1 can beans
2 celery stalks, chopped fine
1 large onions, sliced
mozzarella and cheddar cheese, grated

-precook noodles
-arrange in layers starting with noodles
-top with cheese
-bake at 400 degrees until veggies are tender (approx. 1-1 1/2 hours)