As it turns out, the original pink lemonade recipe called for a combination of lemon juice, sugar, and... watermelon! Yep, you read that right - watermelon was the key to giving pink lemonade its distinctive flavor and color. But how did this happen, and why did people start using watermelon in the first place?
Well, it's believed that watermelon was used as a substitute for raspberry or strawberry syrups, which were super expensive back in the day. And let's be real, who needs fancy syrups when you have juicy watermelon on hand? The result was a sweet and tangy drink that people just couldn't get enough of.