Domestic plums are crimson to black-red with a yellow or reddish flesh; they are in season May through October. European varieties, which peak during the fall months, range from green to blue to purple and have a golden yellow flesh.
Follow this recipe (and the variation that follows) to make terrines using different fruit-flavor combinations; just start with six ounces of each of three types of fruit. Berries and stone fruits (plums, peaches, and nectarines) need to be cooked before pureeing, while melons and mangoes do not.
Cooked the night before and allowed to chill, this wholesome pudding makes an easy breakfast (or dessert!). You can use store-bought almond milk or make your own -- for the recipe, go to marthastewart.com/almond-milk.