Peach, Plum, Nectarine, Or Cherry Filling - cooking recipe

Ingredients

2 2 lbs nectarines, sliced or 1 1/2 lbs cherries, stemmed and pitted
1/2 cup sugar
2 tablespoons fresh lemon juice
1 tablespoon cornstarch
1 tablespoon unsalted butter

Preparation

In a large bowl, toss the fruit with the sugar, lemon juice, and cornstarch.
In a heavy saucepan, melt the butter over medium heat.
Add the fruit mixture and bring to a boil, stirring often, about 5 minutes.
Lower heat and simmer, stirring often, until thickened, about 10 minutes; let cool.