Step 1

Place watermelon pieces (and its juice) in a large serving bowl.

Step 2

Mix milk and condensed milk in another bowl and add soda; stir. Pour the punch mixture over watermelon. Garnish with blueberries if using.

Step 3

To serve, ladle watermelon punch into a small individual serving bowl. Serve immediately or chill up to 2 hours.

Step 4

Leftover punch can be stored in the refrigerator up to 24 hours.