Preheat the oven to 375 degrees.

Place the breadcrumbs, Parmesan cheese, and black pepper in a shallow dish.

Place the egg with 1 tablespoon of water in a second dish.

Run the chicken through the egg mixture and then dip into the breadcrumb mixture. Place in a baking dish sprayed with cooking spray.

Bake for 20 minutes.

Remove from oven and cover the chicken with the marinara sauce. Place a piece of provolone cheese on top of each piece of chicken.

Bake for 20 additional minutes.

Using a spiralizer, cut the zucchini into noodles.

Heat the olive oil in a saute pan and add the zoodles. Saute for 4 minutes and remove from heat.

Serve the chicken and sauce on top of the zoodles. Add extra sauce if needed.