01 -
Fire up your oven to 400°F (200°C). Cut the potatoes into 1-inch chunks after washing them. Slice your sausage into rounds. Chop the onion into chunky pieces.
02 -
Throw the potatoes, sausage, onion and frozen green beans straight from the freezer onto a big baking tray. Pour oil over everything and shake that seasoning all over. Get your hands dirty and mix it all up so everything gets coated nicely.
03 -
Stick the tray in the hot oven for about 20 minutes, then pull it out and give everything a good shuffle. Pop it back in for another 15 minutes until everything looks nice and brown. Serve it while it's still steaming.