Who doesn’t love going to the spa? Hours of pampering, soothing scents, music that melts away all your troubles—until you get the bill at the end of your session and your blood pressure goes through the roof. So much for relaxation! Fortunately, you can get many of these effects at home, for a fraction of the price, and using ingredients you might already have in your house. So whip up one of these, lock the bathroom door and indulge—and emerge a sexy, serene version of yourself.