Instructions: Melt the butter in a small saucepan, add the flour, and cook over a low heat for two to three minutes. Add the milk and bring to the boil stirring well until the sauce thickens.

Let the sauce simmer for 5 minutes, remove from heat and add the egg, cheese and seasoning.

Stir in the frozen vegetables and place in a pie dish. Top with mashed potato and bake at 175C for 30-40 minutes.

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