01 -
Let it rest for a bit so it’s not piping hot, then cut up and enjoy while it’s still warm.
02 -
Pop the dish in the oven without the plastic and bake 40-45 minutes. The top should turn golden and the middle shouldn’t jiggle.
03 -
Set your oven to 175°C (350°F). While it heats, keep your dish on the counter to take the chill off.
04 -
Wrap your dish snugly with plastic and stick it in the fridge a couple hours or overnight so everything soaks together.
05 -
Pour egg mix over the dish, making sure croissant pieces get good and soaked. Press down a little to help them soak up the liquid.
06 -
Grab a big bowl and beat the eggs, milk, mustard powder, salt, and pepper really well till it all looks smooth.
07 -
Scatter the cooked sausage and the shredded cheddar on top of the croissant in your dish.
08 -
Spread the croissant bits out evenly at the bottom of your greased baking pan.
09 -
Slather up a 23×33-centimetre pan with some butter or spray so nothing sticks.