you can find this a Middle Eastern store or chopped dates that have been cooked over a low flame with water to form a paste.
200g2 cups walnuts
2tspcinnamon
1/2tspground clove
Warm water
Instructions
Place the date filling, walnuts, cinnamon and clove in the food processor and add 2 tablespoons of warm water. Mix until smooth. You can add more water, if necessary. The filling should be thick.