If a vanilla bean is not available, substitute with 1 teaspoon vanilla extract.
If the stout doesn’t make 160ml after 15 minutes of cooking time, pour it back into the pan and cook 5 minutes longer.
have just made this ice cream after tasting Guinness Ice Cream on holiday at Valentia Island Ice Cream Shop in County Kerry, Ireland and I have to say it is every bit as good as the one I tasted on holiday. The only problem will be eating too much of it! - 02 Aug 2014