1/4 cup chopped Italian parsley leaves
1/2 cup grated parmesan cheese
1/4 tsp. black pepper
1 tsp. kosher salt
1/4 tsp. dried oregano
28 oz. canned crushed tomatoes
3 tbsp. tomato paste
1 cup sliced brown mushrooms
1 tsp. minced garlic
1/2 cup yellow onion finely chopped
1/2 cup carrots 1/8-inch dice
1 pound ground turkey
1/4 cup olive oil divided
3 pounds spaghetti squash