Welcome to the group, from CO. Here's a great AG Doppelbock recipe (it can also be done without the decoction):
6.5 lb Pilsner malt
6.25 lb Munich II
0.375 lb Caramunich
0.25 lb Crystal 120L
0.25 lb chocolate malt
2.5 oz Hallertau (3.9%AA) @60mins
Double decoction mash.
Maltose rest: 146F for 90mins
Dextrinization rest: 160F for 60mins
Mashout: 170F for 15 mins
90 min total boil time
Wyeast 2487-PC Hella Bock
Est OG 1.073
Est FG 1.018
Primary fermentation: 52F 7-14days (until krausen just starts to drop, SG ~1.030)
Lagering: slowly drop temps to 35F over 2 weeks, and hold for at least 2months