- CKD non-dialysis
Crush berries then combine with 1 cup water and sugar in a large saucepan. Bring mixture to a boil.
Combine cornstarch with 2 tablespoons water. Mix well and stir into blackberry mixture. Cook 1 minute over medium high heat to thicken sauce, stirring constantly.
Remove from heat and add lemon juice. Chill in refrigerator until ready to serve.