Purée 2 cups walnuts and water in a blender for 2 minutes or until very light and fluffy. Add powdered sugar, 1 teaspoon honey, vanilla, and salt and blend for 30 seconds. Add remaining teaspoon of honey if you prefer a sweeter taste.

To achieve a thicker whipped cream, add the remaining ½ cup walnuts and purée until light and fluffy.

Store tightly covered in the refrigerator until ready to use. May be prepared in advance.