Preheat the oven to 200ºC/400ºF/Gas 6
1. Cut the fish into long thin strips. Season the flour and dust the fish strips with the seasoned flour before dipping in the egg and finally coating in breadcrumbs. Place the coated goujons, on a sheet of greaseproof paper until needed.
2. To make the sweet potato chips, cut the sweet potatoes in half lengthways and then cut each half into strips.
3. Place the cut potato chips into a bowl, drizzle with the olive oil and season.
4. Transfer to a baking sheet and place in the oven to roast for 15 minutes.
5. Remove from the oven and drizzle over the balsamic vinegar. Return to the oven and cook for a further 5-10 minutes or until golden and cooked through.
6. Bake the fish goujons for 10 minutes or until browned.
7. Serve the goujons with the sweet potato chips and tartar sauce.