1.16 of B&G #305 british amber malt 1.16 of B&G #315 british chocolate malt 0.56 of B&G #116 oat flakes 200B cells of Thames Valley Wyeast 3lb light extract 1lb dark extract 0.5 amber extract 2oz US Goldings (alpha 4.9) 2oz UK Challenger (alpha 8.9 beta 3.7) hold at 170 for 25 minutes 3gal boil 1 hour challeger at 60 1st goldings at 15 2nd goldings at 5 fill to 5gal ferment at 64