- STEP 1
Heat the oven to 160°C with shelf towards the bottom third of the oven.
- STEP 2
Trim any stringy or really hard bits from the inside of the heart
- STEP 3
Place onion and garlic inside the heart and season with salt and pepper.
- STEP 4
Tie the heart closed with string and season with salt and pepper.
- STEP 5
Place in a roasting tin with the seam of the prepared heart on the bottom.
- STEP 6
Cover with foil, making sure the foil doesn't touch the heart, and cook for 4-5 hours until juice runs clear.
- STEP 7
Remove foil and cook for a further half hour at 200°C to crisp the fat if needed.
- STEP 8
Serve with mashed potatoes, carrots and swede, Yorkshire puddings, roast potatoes and gravy.