Some bands and some of their albums albums too, to feel the taste of black metal: 

1. Darkthrone - Transilvanian Hunger 

2. Marduk - Heaven Shall Burn... When We Are Gathered

3. Bathory - Blood Fire Death

4. Enslaved - Frost*

5. All of Satyricon.

Depends on the day .. But mostly :

1.darkthrone 2.Judas iscariot 3.Armaggedon. 4.Impious havoc 5.Arckanum .. 

I've been listening to a lot of Black Metal lately, both the old albums that I bought fifteen years ago and the ones that I have purchased more recently.

1.  Carpathian Forest

2.  Koldbrann

3.  Svartsyn

4.  Lucifugum

5.  Thrall