NEIL PATRICK HARRIS & DAVID BURTKA Frozen Hot Chocolate & ChocolateCinnamon Martini

Inspired by their real-life entertaining style, the couple raise the bar on their favorite alcoholic and nonalcoholic pairings in their upcoming book Both Sides of the Glass (out Sept. 30).

- By SABRINA WEISS

Harris, who says that a drink duo 'should be siblings, not twins,' handled the boozy beverages, while Burtka, who suggests 'using similar base ingredients,' took care of the spirit-free sips. These recipes from their collection 'take inspiration from the same place and then do their own thing,' says Harris.

Frozen Hot Chocolate