Healthy tea snacks

These tea snacks promised to melt in your mouth...

Ingredients 
(I have halved the ingredients and it makes about 30 balls, depending on size)

1 cup of vegetable butter (room temp)
1/2 cup of icing sugar 
1 tsp vanilla essence
21/4 cups of oat flour (i used a mixer to grind the oats into powder)
1/4 tsp salt
3/4 cup of walnuts (or any nuts)
some icing sugar to coat 

Method :

1. In a large bowl beat with a hand mixer butter, ½ cup powdered sugar and vanilla.
2. Mix flour and salt together and slowly stir into butter mixture with a sturdy or wooden spoon.
3. Stir in nuts. Refrigerate for several hours. 
4. Preheat oven to 375.
5. Roll into 1 inch balls and place on an un-greased baking sheet.
6. Bake for about 10 minutes until bottoms are browning.
7. Cool for 5 minutes on sheet and cool completely on a rack.
8. Roll several times (3 or 4) in powdered sugar.