Directions:
1. In a half-gallon pitcher with lid, mix 1 c. of the water with the sugar until the sugar is completely dissolved. Stir in the rest of the water, watermelon puree, sliced lemon, lemon juice and vanilla extract. Stir to mix well and chill thoroughly.
2. For the chunky watermelon lemonade, stir in 2 c. of chopped watermelon at the end.
* Recipe Courtesy of The National Watermelon Promotion Board