Preheat your oven to 220 C (425 F) and prepare two baking trays.
Peel sweet potato and cut into wedges by slicing in half lengthwise, then lay flat surface down and slice into long slices, then turn on side and slice again.
2 sweet potato
In a large bowl mix together cornflour, garlic and onion powder, paprika, salt and pepper.
2 tablespoon cornflour, 1 teaspoon garlic powder, 1 teaspoon onion powder, ½ teaspoon paprika, ½ teaspoon salt and pepper
Toss wedges in the bowl to dredge, shake off excess flour mix, then lay on the baking tray. Spray with oil so they are evenly coated. Bake for 18 mins.
2 sweet potato, 4 spray olive oil spray
Add panko crumbs to the bowl with remaining flour and mix. Crack an egg on a plate and whisk. Dip fish in egg then panko mixture and place on the second tray. Spray with oil. Bake for 15 mins, then grill (broil) for 2 mins.
¾ cup panko bread crumbs, 1 egg, 4 fish fillets
Slice zucchini into spears. Remove wedges from the oven briefly, add zucchini spears, spray with oil, then return to the oven to finish baking.
2 zucchini, 4 spray olive oil spray
Finely chop coriander and slice lemon into wedges.
¼ bunch coriander, 1 lemon
Serve fish with sweet potato wedges, zucchini, coriander, mayonnaise and lemon wedges, and season with salt. Kids may prefer fish cut into pieces.
¼ bunch coriander, 1 lemon, 2 tablespoon whole egg mayonnaise, ¼ teaspoon salt