Make-Ahead Tip: Bake and freeze this easy dessert up to three months before serving. Test Kitchen Tip: To get the classic flavors and texture of tres leches cake, we recommend soaking the cake for at least three hours or overnight. Test Kitchen Tip: Be sure to use edible flowers that are meant for consumption. Test Kitchen Tip: Finish your homemade Valentine’s Day candies with red heart sprinkles. Test Kitchen Tip: We used cookie imprinting stamps to create the phrases. Test Kitchen Tip: To make these Valentine’s Day cupcakes extra-special, use a piping bag to write sweet messages in the frosting. Test Kitchen Tip: Need a make-ahead Valentine’s Day dessert? Make the cake up to one day ahead and store at room temperature.