In a bowl add butter, sugar and vanilla extract beat it then add condensed milk,beat it again till creamy.
It should be like bread crumbs, then in clean surface mix it with light hands till it's comes in dough form. Wrap it and place it in fridge for 30 minutes. After that set it in tart pan. Fork it.
Heat up pan on low heat then melt the butter, now add walnuts fry for a minute then add sugar and egg whites then mix well don't over cook it should be in slightly liquid form.
Pour this mixture imigiately in tart and bake it for 45 minutes on 180°. Tasty bakery style walnut tart is ready to serve. Enjoy
