Special equipment: 2 ice cube trays
Fill 2 ice cube trays with the red wine and freeze until solid, at least 6 hours and preferably overnight.
Combine the brandy, orange liqueur and sugar in a small container with a lid. Refrigerate until ready to make the sangria.
Combine the frozen berries, red wine ice cubes and chilled brandy mixture in a blender. Blend on high until combined, thick and slushy. Pour into a pitcher and serve.