I use 1/4 cup of Mc Cains instant mashed potatoes, 2 tsp. of corn flour, 1 tsp. brewers yeast, and a 1/4 tsp. of white granular sugar. Mix to a buttery paste with pure apple cider vinegar.

- Charlie Drew Take a quart mason jar, put about 3/4" or 20mm of media in it. Put a piece of embroidery backing in it at an angle. Use a piece of gauze or window sheer instead of the glass lid and screw the metal cap on. The culture should last 4-6 weeks, producing flies from the first week. Each quart jar feeds about 20-30 killies a day on average.

- Richard Sexton ...

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