Doesn't every bourbon already come with a nice bit of oaky flavor? Why not skip the middle-man (and oak chips), and add your bourbon straight to the bottling bucket? I went with 2 oz Elijah Craig 47% abv per gallon of beer (a nice chocolatey 9.8% stout), a pack of CBC-1 yeast, and it turned out fantastic!*
*after the hops burn mellowed out, around 5 months post bottling.
*after the hops burn mellowed out, around 5 months post bottling.