Combine:
1 lb. ground turkey
1/2 cup grated parmesan
1 chopped onion
4-5 large mushrooms, chopped
Season accordingly with oregano, garlic, salt and pepper. Combine and pack into bell peppers. Place peppers in baking pan with 1/2 cup of water in the pan. Bake in a 350 degree oven for 30 minutes.
In a separate bowl, mix 1 can of tomato sauce, 1 pkg Italian seasoning, 2 pks Splenda. Microwave this mixture until warm.
Pull peppers out of oven, add sauce to peppers. Cook for 15 additional minutes.