Recently, I started inventorying my brewing ingredients. In the process, I realized that I had ordered everything needed to make a Trappistes Rochefort 10 clone recipe I'd seen a while ago. I just didn't have the yeast. Then I remembered that I'd bought a few cans of Fast Pitch a while ago and hadn't used them. I also had a bottle of Rochefort 10 in the fridge. Time to grow my own yeast! I sanitized my one-liter flask and magnetic stirring bar. I sprayed Star San on the bottle of beer, the opener, and the lid of the Fast Pitch can and let them soak a little. Then I poured Fast Pitch into the flask and enough distilled water to hit the 1L mark. I opened the bottle of Rochefort 10, poured most of it into a glass for my own enjoyment, and left about a quarter-inch in the bottle. This leftover part I swirled vigorously until I could see no more yeast sediment in the bottom of the bottle. I tipped this "slurry" into the flask of...