This mod will give you 5 Nether Stars just for some diamonds, ingots and bones. The Nether Star can be used as feul and also be dyed to get emeralds.
Well 5 Glass, 3 Obsidians and WOAH! A Nether Star.
Recipe for 5 Nether Stars
Recipe for making 5 Emeralds out of Nether Star
Nether Star Feul
How to install: