"Brewing methods" refers to the different ways of making beverages, particularly coffee or tea, by using specific techniques and equipment. Full definition
I love this continuous brewing method with this crock and I love the large 2 1/2 gallon size. (amazon.com)
There are an abundance of cold brew methods and devices out there now. (whiteonricecouple.com)
I've used drip coffee as the example here, but you can simply add the pumpkin spice mix to whatever coffee brewing method you prefer and it will work. (eatyourwayclean.com)