Bitter lemon
Combine sugar, water, lemon zest, and lavender in a pot and cover; bring to a boil. Cook mixture until sugar is dissolved, 5 to 10 minutes. Remove pot from heat and cool syrup to room temperature, about 15 minutes. Pour lemon juice into a pitcher, strain syrup into lemon juice, and stir until concentrate is evenly mixed. Refrigerate concentrate until chilled, at least 1 hour. Fill serving glasses with ice and pour about 2 ounces concentrate into each glass; top with tonic water and stir. Footnotes Cook's Note: The lavender is nice, but it is not required. Take your gin and tonic to a whole new level by using limes instead of lemons, wow! The possibilities are endless! This is also good with mint, basil, and even rosemary instead of the lavender. You can also use this with a light beer to create a delicious