Step 1

In a food processor, add cream cheese, sour cream, sugars and vanilla (caviar or extract) and process until smooth.

Step 2

Remove blade from processor, add lemon zest and mix through.

Step 3

Taste and adjust sweetness, as necessary.

Step 4

Pour over grapes and mix through.  Refrigerate over night, or until chilled.

Step 5

Mix together topping and sprinkle over grape salad.