01 -
Preheat oven to 190°C. Lightly grease a 33x23 cm baking dish with olive oil or cooking spray.
02 -
Heat a large skillet over medium heat. Cook sausage slices until browned on both sides. Remove from skillet and set aside.
03 -
In the same skillet, add potatoes and cook for 10 minutes, stirring occasionally, until beginning to soften. Add more olive oil if needed.
04 -
Stir in diced onion and minced garlic. Cook 3–5 minutes until onion is translucent.
05 -
Transfer potatoes, onions, and garlic to the prepared baking dish. Add browned sausage and asparagus, mixing gently to combine.
06 -
Pour broth evenly over the mixture. Sprinkle dried thyme, salt, and black pepper across the dish.
07 -
Cover dish tightly with aluminium foil. Bake for 20 minutes.
08 -
Remove foil. Sprinkle shredded cheddar cheese over casserole. Return to oven and bake uncovered for 15 minutes until cheese is melted and golden.
09 -
Allow casserole to rest for several minutes before serving. Garnish with chopped fresh parsley if desired. Serve warm.