Jalapeno Cucumber Lemonade. A hint of heat adds an unexpected twist to this refreshing Jalapeno Cucumber Lemonade a summertime favorite. The key to striking the right balance with the recipe is to start with small amounts of jalapeno and gradually add more until you find just the right level of spice to suit your tastes. It is a lot easier to add more than it is to adjust everything else to compensate for too much heat. This recipe is excellent on its own or mixed with vodka or tequila for an adults-only treat.