Long Vodka

2 shots Vodka
1 whole lime (or lime cordial)
Lemonade
Angostura Bitters.

Sprinkle in about 5 drops of Bitters into a large Glass so that the Bitters are spread around.
Take a whole lime, half it and squeeze the Juice into the Glass,
rub one half of the lime around the rim,
then drop the half lime into the Glass.
Add Vodka and top With lemonade.