A few weeks ago, we featured a few how-tos for making "bachelor's jam," a preserving method that fuses alcohol and fresh fruit. The technique there, basically, is to fill a jar with fruit and cover it with alcohol.
Last week, the New York Times featured a few more thorough recipes, designed to take advantage of complimentary flavors and general tastiness. "Perhaps the best example of following seasons in a boozy fruit mix is rumtopf — a German preserve that spans the entire growing season. Classic recipes have you start in June by mixing strawberries with sugar and rum. As other fruits ripen, they are added in layers, then the whole thing is left to mellow until Christmas.