Step 1: Wash the fresh fruit thoroughly to remove any dirt or pesticides.

Step 2: Cut the fruit into smaller pieces for easier blending.

Step 3: Add the chopped fruit and 2 cups of water to a blender and blend until smooth, about 30 seconds.

Step 4: Strain the mixture through a fine mesh strainer or cheesecloth into a pitcher to remove pulp.

Step 5: Pour in the remaining 2 cups of water and stir well to dilute the mixture.

Step 6: Add sugar to taste, stirring until fully dissolved.

Step 7: Mix in lime juice if desired.

Step 8: Refrigerate for at least 30 minutes, then serve over ice and garnish with mint leaves.