Year round, I keep lemons and limes in the fridge; their flavor is irreplaceable. Here's how I get the most out of them.
That's my zester with the black handle behind the cutting board.
In the winter, the final frugal thing I do with citrus before it hits the compost pile is simmer the used-up peels in some water on the stove with cloves or cinnamon sticks. Not only is the scent lovely, but I'm adding much-needed humidity to the air. Hard to imagine that now, in high summer.