Welsh Lamb leg steaks with mint chimichurri – Eat Welsh Lamb and Welsh Beef

Ingredients

• 2 x PGI Welsh Lamb leg steaks (or rump steaks)
• Seasoning
• 1 tbsp oil
• 25g butter
• Sprig of rosemary
• 6 tbsp extra virgin olive oil
• 3 tbsp red wine vinegar
• 3 garlic cloves, peeled and roughly chopped
• ½ tsp chilli flakes or 1 green chilli, chopped
• 1 shallot or ½ red onion, peeled and quartered
• Bunch of fresh flat leaf parsley
• Large bunch of fresh mint leaves
• Juice of ½ a lemon
• ½ tsp sugar