A pinch of salt.

BOB:OK. So. Roast beef and Yorkshire pudding. Ingredients. For the roast beef: two kilograms of beef rib.

BOB:Check. Olive oil. Check. Salt and pepper. Check.

BOB:For the Yorkshire pudding: three eggs. Plenty of eggs. Check. Four ounces of flour. Check.

BOB:Half a pint of milk, right. Check. A pinch of salt. Check. Got that.

BOB:Method. One. Preheat the oven to its highest setting. Rub the beef with olive oil, salt and pepper. Put the beef on a roasting tray, done that, and put in the oven.

BOB:Leave for twenty minutes at full heat, before turning down. Twenty minutes.

NANCY:OK. Enough time to chop the vegetables. Is the beef in the oven?

BOB:Yes, dear.

NANCY:Do you need any help?

BOB:No, dear. I don't need any help. Thank you. In fact, everything is perfectly under control.

NANCY:OK.