What is the fine-grained topic of the following text: Changes will include a less sweet extract (Scottish light), dropping the crystal malt altogether, bumping the bittering hops up a point, adding an ounce of Fuggles 10 minutes before the end of the boil for finish,and going to Edme yeast, which I believe to be more attenuative. Only return the topic.
Adjustments in Beer Brewing Recipe