Step 1.
- Fill a highball glass with ice cubes.
Step 2.
- Pour 2 ounces of gin over the ice.
Step 3.
- Squeeze the juice of half a lime into the glass.
Step 4.
- Top with tonic water, about 4 to 6 ounces, depending on taste.
Step 5.
- Garnish with a lime wedge.
Step 6.
- Stir gently to combine and enjoy.