[Homemade] Guinness chocolate cookies for St. Paddy’s (recipe in comments)

11.2oz Guinness Extra Stout (1 btl)
4oz dark brown sugar

4oz unsalted butter (room temp)
4oz granulated sugar
1 large egg (room temp)
.5T vanilla extract
175g AP flour
50g cocoa powder
1T milk powder
.5t baking soda
.25t salt
200g white chocolate chips

– Reduce Guinness + brown sugar over medium heat. (do as much as possible to knock out carbonation: high pour, rigorous whisking; overflow is sudden and messy). Reduces to 1/2c. Chill.

– Beat butter and granulated sugar until creamed
– Mix in Guinness reduction and vanilla until incorporated
– Beat in egg on low
– Mix in dry ingredients until incorporated
– Fold in white chocolate chips
– Allow batter to chill in fridge for 2h
– Preheat oven to 350F
– Scoop and roll into balls (roughly quarter-sized in diameter), spaced onto silpat or parchment
– Bake 20 minutes or desired chewiness/crispiness