Operation Transformation expert Aoife Hearne shares her recipe for cottage pie. Yum!


 Serves: 4 (two portions for today and two to freeze for later!) 

  • 400g minced beef 
  • 40g butter 
  • 50ml low fat milk 
  • 25g plain flour 
  • 2 onions, finely chopped 
  • 2 carrots, finely chopped 
  • 2 sticks of celery, finely chopped 
  • 100g frozen peas 
  • 2 cloves of garlic, crushed 
  • 500ml chicken stock 
  • 1 tbsp tomato purée 
  • 2 tbsp Worcestershire sauce 
  • 500g potatoes, peeled and chopped 


  1. Heat oven to 180C/ 160C Fan/ 350F /gas 4 
  2. Place potatoes in a pot with enough cold water to cover them and bring to boil 
  3. Turn down heat and simmer gently until potatoes are soft 
  4. Drain the water.  Add milk, butter, and mash well.  Set aside for later 
  5. Melt half the butter in a pan over a medium heat 
  6. Add onions, celery, carrots, and garlic and cook for 5 minutes until soft 
  7. Increase heat to high and add minced beef, stirring until well browned 
  8. Stir in the flour and cook for 1 minute 
  9. Add the chicken stock, tomato puree, Worcestershire sauce, and peas 
  10. Bring to the boil then reduce heat and simmer for 5 - 7 minutes 
  11. Place mince mixture into ovenproof dish and top with mashed potato 
  12. Bake for about 30 minutes until golden on top

For more info on the Operation Transformation leaders and their meal plans, go to ot.rte.ie