Things You'll Need
- Sugar
- Dried instant mashed potatoes
- Jar
- Spoon
- Dried yeast
Instructions
Mix 1 tablespoon of sugar and 1 cup of dried instant mashed potatoes in a jar, using a spoon. The mixture should be well stirred and smooth.
Fill the jar with enough water to make the sugar and potato mixture soggy, but not drenched.
Mix the fruit fly medium again, stirring everything together.
Sprinkle a pinch of dried yeast on the mash̵7;s surface. At this point, the medium is ready for the fruit flies.