Alton Brown’s Miracle Dessert: Carbonated Pumpkin Spice Ice Cream

The Food Network star harnesses the power of physics to create a revolutionary spin on everyone’s favorite Fall flavor. Subscribe To “The Late Show“ Channel HERE: For more content from “The Late Show with Stephen Colbert“, click HERE: Watch full episodes of “The Late Show“ HERE: Like “The Late Show“ on Facebook HERE: Follow “The Late Show“ on Twitter HERE: Follow “The Late Show“ on Google HERE: Follow “The Late Show“ on Instagram HERE: Follow “The Late Show“ on Tumblr HERE: Watch The Late Show with Stephen Colbert weeknights at 11:35 PM ET/10:35 PM CT. Only on CBS.