Rack Of Lamb On Welsh Onion Cake

Total Time: 1 hr 15 mins Preparation Time: 15 mins Cook Time: 1 hr

Ingredients

• Servings: 4
• 800 g floury potatoes (such as king edwards or maris piper)
• 100 g melted butter
• 400 g onions, sliced
• 2 racks of lamb, each with 6 bones
• 1 sprig rosemary

Recipe

• 1 preheat the oven to 200c/gas 6.
• 2 peel the potatoes and slice very finely with a mandolin or sharp knife.
• 3 toss with the melted butter and season with plenty of salt and black pepper.
• 4 brush a shallow ovenproof dish with a little a little more melted butter.
• 5 layer the potato and onion in the dish, starting with potato and finishing with a neat layer of overlapping potato slices.
• 6 drizzle any remaining butter over the top.
• 7 cover the dish with foil and bake in the oven for 1 hour.
• 8 meanwhile, take the lamb out of the fridge to come to room temperature.
• 9 after the onion cake has had an hour in the oven, remove the tin foil.
• 10 sit the lamb racks on top with their bones interlaced and tuck the rosemary sprig in the middle.
• 11 return to the oven for 15-25 minutes, depending on the size of the racks and how you like your lamb cooked.
• 12 by now the potatoes should be beautifully tender and browned on the top.