Purple Yam Jam

Directions

1. 1
   On a pot, boil the unpeeled ube yam in water and simmer for 30 minutes. Drain and let cool.
2. 2
   Peel and finely grate the ube yam.
3. 3
   Heat a big wok in medium heat.
4. 4
   Melt butter or margarine, add the condensed milk and vanilla flavoring. Mix well.
5. 5
   Add the 1 kilo grated ube yam,
6. 6
   Adjust the heat to low
7. 7
   Keep on mixing the ingredients for about 30 minutes or until sticky and a bit dry (but still moist).
8. 8
   Add the evaporated milk and continue to mix for another 15 minutes.
9. 9
   Let cool and place on a large platter.
10. 10
    Refrigerate before serving the halayang ube.