- Preheat the oven to gas 6, 200°C, fan 180°C. Heat the oil in a frying pan. Add the chicken and brown. Set aside in a bowl.
- Add the onion and garlic to the pan; cook for 5 mins, or until softened. Stir in the oregano, chilli, tomato purée and tomatoes, then return the chicken with any juices; season. Bring to the boil, then simmer for 5 mins.
- For the sauce, melt the butter in a pan, then stir in the flour; cook for 1 min. Gradually add the milk. Bring to the boil, then simmer, stirring, for 5 mins. Remove from the heat. Stir in 60g cheese and the mustard; season.
- Spoon half the chicken mixture into a small baking dish. Top with 2 lasagne sheets, then the remaining chicken. Top with the last 2 lasagne sheets. Pour over the sauce and scatter over the remaining cheese. Bake for 20 mins, or until golden.
Freezing and defrosting guidelines
Once the dish has cooled completely, transfer it to an airtight, freezer-safe container, seal and freeze for up to 1-3 months. To serve, defrost thoroughly in the fridge overnight before reheating. Loosely cover with foil and bake until dish is thoroughly heated through. Reheat until piping hot.
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For top tips on protecting you and your family when preparing raw meat and poultry, visit Food Safety in the Home.
As part of a healthy balanced diet, we recommend this recipe for a special occasion or treat.