Blackberry Mojito Lime Infused Spa Water. Box of blackberries, fresh mint leaves, sliced key limes, if you would like it a little sweeter add a little cane sugar, crushed ice, ginger ale or club soda for bubbles (optional), & pitcher of water. In a pitcher, muddle (or smoosh with the back of a spoon) the blackberries & mint until they make a delicious minty-berry mush. Add some blackerries, sliced key limes, fill with water and let sit in the fridge for a few hours. Stir occasionally.