Step 1

Preheat the oven to 400 degrees F. Coat a large rectangular baking with with cooking spray.

Step 2

Cut the zucchini in half lengthwise, then trim off the stem ends. Use a spoon to carefully scoop the flesh out of the zucchinis.

Step 3

Sprinkle the Italian seasoning, salt and pepper over the zucchini shells. Arrange the zucchini in the baking dish.

Step 4

Heat the olive oil in a large pan over medium high heat. Add the sausage and cook for 4-5 minutes, breaking up the meat with a spatula.

Step 5

Add the onion and cook for an additional 4 minutes or until onion is softened. Add the garlic and cook for 30 seconds.

Step 6

Season the sausage and vegetable mixture with salt and pepper.

Step 7

Pour the marinara sauce into the pan and bring to a simmer; cook for 5 minutes.

Step 8

Spoon the meat mixture evenly into the zucchini shells, then top with the shredded cheese.

Step 9

Bake for 25 minutes, or until zucchini is tender and cheese is melted and golden brown.

Step 10

Sprinkle with parsley, then serve.