Our Guinness expert, Tyler Sargent from Henry A. Fox, explained that the pint on the left is representative of a perfect pour, with the head starting right above the harp logo.

The perfect pint of Guinness should be poured at 45-degress and served at 42.8°F (6°C), with a head no thicker than 0.7 of an inch, according to experts.

Here are the 6 steps to a perfect Guinness Irish Stout pour 1.) Find your glass: Shocked that I have to even mention this … but try to use a clean, dry 20-ounce glass. Try.

I visited one of the best Irish bars in New York, The Dead Rabbit Grocery and Grog, to learn how to properly pour a Guinness. From making sure the glass is clean to holding it at the correct angle ...

Dilettante bartenders beware -- Guinness brewmaster Fergal Murray's life mission is to eradicate your sloppy Guinness-pouring habits. "It is a ritual," he says. "It's theater.

If you want to do it right, here’s what Fergal Murray, The Guinness Master Brewer, suggests: Start with a gravity pint glass, tall session glass, or 20-ounce, tulip-shaped pint glass.

There are 6 steps to pouring a Guinness. Start with a dry, clean, cold glass, and hold it at a 45-degree angle to the tap. Melissa Stanger / Business Insider ...

There will be no Guinness offered in those straight-sided, traditional shaker pints, says O’Toole. But in a proper tavern there will be a perfect pour presented in a gravity glass.

Honora Cosley, right, a perfect pint ambassador, points out the proper way to pour a Guinness pint with John Notabartolo on Thursday, March 2, 2017, at The Guinness Experience at the Guinness ...

But the act of pouring a proper Guinness takes time, Tirado points out. It requires a six-step process and a two-part pour executed over about two minutes.

Much tends to be made of the proper method for pouring a Guinness — before, during, and after March 17. The goal is to preserve the beer's lightly carbonated smoothness by forcing its tiny ...