Ah, the siren call of the scented candle. You read those exotic-sounding ingredients in such glamorous combinations (tuberose-cassis-jasmine! lime-basil-bergamot!) and suddenly you’ve parted with 50 of your hard-earned bucks for a little wax in a jar. That you burn for only seven minutes at a time—and only when guests come over—because it better last a year for the amount you paid for it! I say make your own. It’s shockingly easy to do and will cost you 1/10th the price. Here’s how.