Mouton Flamestar

Completion:
"Oh, Oilfist sent you? Hah!
Did he ever tell you how he got the name Oilfist? You'll have to ask him about that one sometime. "
lulz

In the searing gorge, follow the road down until you see an enterance, with two large black double doors; this is the Blackrock Mountain's Entrance.

The easiest way to Burnings Steppes is to go through blackrock mountain's entrance, take a right and follow the path all the way down until you see an opening on the right hand side. This will lead to the zone.

Guide to Burning Steppes quests:

Optional breadcrumbs:
Hero's Call: Burning Steppes or Mouton Flamestar

Do anytime before leaving to Chiselgrip:
Done Nothing Wrong

Keeshan is back with either:
Burning Vengeance if you did the Redridge chain or Burning Vengeance if you did not.

These three at once:
Stocking Up
A Future Project
Mud Hunter

Then:
The Sand, the Cider, and the Orb

These two at once: Warlocks Have the Neatest Stuff and Shadow Boxing

Then:
Return to Keeshan
Chiselgrip, the Heart of the Steppes

Enables these quests, which must be completed before General Thor'izog in the main chain:
Prove Yer Allegiance
Scrapped Golems (leads to Golem Training)

Main chain continues:
A Needle in a Hellhole
A Perfect Costume (4 versions) Read the quest carefully. What creature disguise do you need?
---> Orc (given to Humans and Dwarves): 2 Hides, 4 muds, 2 thread
---> Goblin (given to Gnomes): 1 hide, 3 mud, 4 thread
---> Troll (given to Night Elves): 3 Hides, 2 mud, 1 thread
---> Ogre (given to Draenei and Worgen): 4 Hide, 1 Mud, 3 thread

Then:
Into the Black Tooth Hovel
Grunt Work
Look in your quest log -- Strategic Cuts has silently appeared
The Kodocaller's Horn
Taking the Horn for Ourselves
Until Blizzard fixes it, when you turn in this quest, you will get a failed quest sound
with "You don't meet the requirements for that quest". Don't panic.

You must by this time have finished Stebben's quests, listed above.
General Thorg'izog
Trial by Magma
I Am the Law and I am the Lash [I think this completing this one is optional]
When you accept the above, look for Abuse of Power in your quest log

Then:
Enough Damage for One Day
Morgan's Vigil

Completing that quest allows for these four together:
SEVEN! YUP! [rewards Tiny Flamefly]
Blackened Ashes
A Heap of Delicious Worg
Latent Demons of the Land

Then these three together:
Blood Tour
Draconic Vanguard
A Deal with a Dragon

Given when third one above is completed: Placing the Pawns

Then these three:
A Delivery for Thorg'izog
A Delivery for Neeralak
A Delivery for Zi'lun

Auto-accepted when above three are done:
Locked and Loaded

And the epic conclusion:
Assault on Dreadmaul Rock
Glory Amidst Chaos
The Spoils of War