Blackberry Sauce I

Description
This sauce is yummy over cakes, custards, etc. ENJOY! Servings are just an estimate... it really depends on how much (or how little) you use :-)

Ingredients

 * 2 cups blackberries
 * 1 tablespoon sugar
 * 1 tablespoon butter, softened
 * 1½ cups powdered sugar
 * 1 egg white

Directions

 * 1) Wash blackberries and put them in a bowl with the granulated sugar.
 * 2) Mash the berries with a fork to bring the juices out.
 * 3) In another bowl, mix together thoroughly the butter and powdered sugar.
 * 4) Stir in the egg white, stiffly beaten, and add the berries just before serving.
 * 5) You can serve this over custards, ice creams, cakes—your favorite desserts!.