Raspberry Jelly - cooking recipe

Ingredients

fresh raspberries
sugar
Certo-gel

Preparation

Blackberry Acid is a refreshing non-alcoholic drink that has been prepared in parts of the rural south since great grandpa's time. Actually, it is a blackberry juice concentrate that, mixed with ice water and a little sugar, makes a refreshing, invigorating, summertime drink. Here's how it is made: