That really depends, some days none, others 5 or 6 if they are a 4 to 5% and I'm drinking them over a 6 to 8 hour period. If it is a RIS or a Chocolate/Oatmeal/Irish stout that is any where from 7 to 12% then it is just one. I haven't been drunk in 20 years, after trying not to be sober for...