Serves 6 Ingredients: 1 kg beef chuck, cut into 2.5 cm chunks 4 leeks, washed very well and sliced 2 stalks celery, finely sliced 2 carrots, finely sliced 4 garlic cloves, minced ⅓ cup flour 300ml lager 2 cups / 500ml beef stock Handful fresh thyme sprigs 2 bay leaves 500g thickly sliced button or …