Its really hard to do a koelsch without a mash however I do have quite a good extract recipe. Here goes:
250g German Light Munich extract
2kg Muntons Dry Extra Light
.5kg Muntons Dry Wheat
30g Tettnanger (Pellets, 4 %AA) boiled 60 minutes.
15g Tettnanger (Pellets, 4 %AA) boiled...