Tuna & sweetcorn fish cakes

Name: Tuna & sweetcorn fish cakes
Prep time: 15 min
Cook time: 25 min
Total time: 40 min
Cuisine: World Cuisine
Ingredients: 450g potato , quartered; 2 tbsp mayonnaise , plus extra to serve; 2 x 185g cans tuna , drained; 198g can sweetcorn , drained; small bunch chives , snipped, or 1 tsp dried parsley; 2 eggs , beaten; 100g dried breadcrumb; sunflower oil , for frying; salad and your favourite dressing, to serve