- green tea leaves: 3 tbsp (heaped) - tap water: 1.5 l - sugar: 2 tbsp - cool water: 0.5 l - lemon: 0.5 - orange: 0.5

Prepare the essence:
1. Pour tea into 1.5 l plastic bottle (use a sheet of paper as a funnel).
2. Fill the bottle with water.
3. Keep it in a fridge for a day.

Prepare drink:
1. Fill half of a jug with the essence.
2. Add sugar and juice from citruses. Mix it.
3. Fill the jug with cool water (so the proportions essence to water is 50/50).

Best served with ice cubes.