Starter:
.5 gal water and 1 cup Light DME. Pitch lactobacillus to starter wort at 100 Deg F. and hold temp for 3 days.
Day 3: Brew day
Mash grains for 15 minutes at 130, then step up to 155 for 60 minutes. mash out at 168 F, collect runoff and Boil for 15 minutes. Reduce wort temp to 100 deg F
Adjust Wort pH to 4.5 before Pitching Lacto starter and hold at 100 Deg F for 7 days, or until pH reaches 3.3-3.7.
Day 10: Boil and Pitch yeast.
Boil soured wort for 90 minutes, and chill to 56 Deg F.
Pitch German ale/Kölsch yeast and ferment for 6 days at 56 Deg F.
Day 16:
Rack to secondary, and add the fruit of choice.
Optional: gather up a small amount of yeast from bottom of primary to pitch into secondary along with fruit addition. Allow to rest for 10-14 days.
Day 26:
Drop temp to 39 Deg F and condition for 1 week.
Day 33:
Keg and Carbonate to 3 Volumes Co2. (6 g/L) and serve.