01 -
Once they come out of the oven, let the potatoes cool off for a few minutes. If you want, sprinkle on some chopped parsley before digging in.
02 -
Pop the tray in the oven and bake for about 25–30 minutes. Give them a little stir halfway through. You want them brown and crunchy on the outside.
03 -
Line your tray with parchment. Lay the potatoes out flat so they cook nice and even.
04 -
Drop your potato halves in the bowl and toss until every piece is covered in the mustardy mix.
05 -
Grab a big bowl. Mix up the olive oil, both mustards, garlic and onion powders, salt, and black pepper until it’s all blended and smooth.
06 -
Crank your oven up to 220°C to get it hot and ready.