01 - Squeeze lemons thoroughly to extract fresh juice, removing any seeds.
02 - In a large pitcher, combine lemon juice with sugar. Stir vigorously until sugar completely dissolves.
03 - Pour cold water into the pitcher and stir well to incorporate all ingredients.
04 - Add ice cubes and taste. Adjust sweetness or water ratio as needed.
05 - Pour into glasses. Garnish with lemon slices and fresh mint leaves if desired.