6 c. sliced zucchini (about 2 lbs.)
1 lb. ground beef (chuck preferred)
1/2 c. chopped onions
Salt to taste
1/8 tsp. black pepper
1/8 tsp. oregano
1/4 c. butter
1/4 c. flour
2 c. milk
1 c. grated American cheese
1/4 c. grated Parmesan cheese

Slice zucchini 1/2 inch thick pieces. Parboil 3 minutes in small amount of melted water. Drain. Brown meat, add onion and cook until onion is limp. Add 1 teaspoon salt, pepper and oregano, mix well. Melt butter, blend in flour, simmer - add milk and cook until boils. stir in cheese. Arrange in layers with zucchini and meat mixture. Repeat layers, ending with cheese sauce. Bake at 350 degrees for 30 minutes.