In a mug place 50-150ml of cold brew in a cup
Add ice cubes
Fill with milk
Or
50-150ml cold brew in a cup/mug/glass
Add ice
Cold water for a black cold brew
Or
Straight
Or
50-150ml cold brew
Add ice
A citrus fruit of your choice for something different
Or
Add coke to your cold brew and water for a weaker version
Add orange zest and orange slice