Place cranberry sauce, raspberries and one can ginger ale in blender; blend until smooth.
Place mixture in gallon size resealable food storage bag. Add remaining can of ginger ale, seal tightly and shake to blend ingredients. Place bag in freezer overnight or until frozen.
When ready to serve, use a meat mallet or side of can to crush frozen cranberry mixture in bag until slushy. Spoon into dessert cups or wine glasses and enjoy as an ice . Or add ginger ale, champagne or vodka for a slushy drink.