Step 1. Make pumps, Waterproof pipe/liquiducts ect, Liquid Tesseracts, Iron Tanks, and Geothermal/Termal Generators
Step 2. Go to Nether. Places pumps, gather Lava.
Step 3. Pipe Lava to the Liquid Tesseract.
Step 4. Make sure it's Ghast Proof.
Step 5. Go back to Overworld. Place another...