"Create a chicken katsu curry rice recipe for 2 people using: 1 egg, 2 chicken breasts, 1 onion, 1 carrot, 2 potatoes, 65g plain flour, 100g panko breadcrumbs, 150g uncooked rice, and S&B Golden Curry Mix. Include clear step-by-step instructions, seasoning assumptions if needed, and use the provided ingredients as the core of the recipe."