Guinness beef cheeks (Andy Allen)

Name: Guinness beef cheeks (Andy Allen)
Prep time: 25 min
Cook time: 4 h 30 min
Total time: 4 h 30 min
Yield: 6 portions
Ingredients: 12 sprigs fresh parsley; 1 garlic clove; 50 g extra virgin olive oil; 1 pinch dried chilli flakes; ½ lemon; ¼ tsp sea salt; ¼ tsp ground black pepper; 3 garlic cloves; 2 sprigs fresh thyme; 20 g extra virgin olive oil; 470 g Guinness®; 20 g Chicken stock paste; 100 g water; 10 g sugar; 25 g tomato paste; 2 dried bay leaves; 6 pickling onions; 2 carrots; 4 parsnips; 6 beef cheeks; sea salt; ground black pepper; plain flour; 80 g pancetta