In food processor, combine berries and sugar and process until smooth. Strain sauce through sieve set over bowl. Discard seeds. Stir in lemon juice.
Per 1/4-Cup Serving: 49 Cal.; 0 Prot.; 0 Total Fat (0 Sat. Fat); 12G Carb.; 0 Chol, 0 Sod, 3G Fiber.