01 -
In a large mixing bowl, combine cauliflower florets, cubed butternut squash, and diced red onions.
02 -
Add the grated Parmesan cheese to the vegetables, then season with sea salt and black pepper.
03 -
Pour the can of celery soup into the bowl and mix all ingredients thoroughly until well combined and evenly coated.
04 -
Transfer the mixture into a square baking dish and spread evenly. Top with a generous layer of shredded aged cheddar cheese.
05 -
Preheat oven to 190°C. Place the baking dish in the oven and bake for 25 minutes until the cheese is melted, bubbly, and vegetables are tender.
06 -
Remove from oven carefully, let cool for a few minutes before serving.