01 -
Heat the oven to 375°F (190°C) and grease a 9x13-inch pan.
02 -
In a skillet over medium heat, cook the sausage, breaking it into small crumbles. Drain off the extra grease.
03 -
Lay the hash browns evenly in the baking dish. Put the cooked sausage on top of them.
04 -
Combine milk and the gravy powder in a bowl, whisking it until smooth, then pour it over the sausage layer.
05 -
Scatter the shredded cheddar over everything.
06 -
Cut the biscuits into quarters, then spread them on top of the mixture.
07 -
Pop the pan into the oven and bake for 25-30 minutes, until the biscuits are nice and golden.
08 -
Let the casserole rest for five minutes before cutting and serving.