Measure 1 cup of vodka. Add an extra 1/2 cup for stronger shots.

Sprinkle Knox gelatin into the vodka. Let sit for 1 minute.

Don't stir!

Combine Jello, Kool Aid, and sugar in measuring cup.

Add 2 1/2 cups boiling water. Stir until dissolved.

Stir in vodka/gelatin mixture until dissolved.

Pour in glass dish and chill for at least 2 hours.

Once chilled, cut into one-inch cubes.

Ready to serve!

For Red Rum cube shots, use Bacardi light rum instead of vodka. Substitute cherry Jello and cherry Kool Aid.