Preheat oven to 400 degrees. Slice squash in half. Use a spoon to scoop and discard the seeds. Place squash cut side up in prepared casserole dish. Toss tomatoes, olive oil, salt, and pepper ...
In medium bowl, mix 2 cups vegetable broth with squash ... Stir in mozzarella and ¼ cup parmesan into rice mixture and transfer to 9 x 12-inch casserole dish. Top with remaining parmesan and Chex.