8 c. zucchini, cut 3/8" slices
1/2 c. chopped onion
1/2 c. chopped green pepper
4 tbsp. butter
1 (3 oz.) can sliced mushrooms, drained
1 pkg. spaghetti sauce (dry)
1 c. water
1 (6 oz.) can tomato paste
1 c. shredded Mozzarella cheese
2 tbsp. grated Parmesan cheese

In large saucepan, cook zucchini in salted water 4 to 5 minutes. Drain well, set aside. In same saucepan cook onion and green pepper in butter until tender but not brown. Stir in mushrooms, dry sauce mix, water and tomato paste; mix well. Gently stir in zucchini and Mozzarella cheese. Put in 10"x6"x2" baking dish. Sprinkle with Parmesan cheese. Bake at 350 degrees for 30 to 35 minutes.