Forge the Way is a quest given to you by the Blacksmith in Fire Emblem: Three Houses. It is an optional quest of Chapter 5 to progress through the game and unlocks the Blacksmith.
"Anyone with good welding materials, come find me."
"Find the Iron welding material near the marketplace and give it to the blacksmith. Once you do you'll be able to ask the blacksmith to forge weapons for you."
Quest-Giver Dialogue 
"I'm running low on supplies. Soon, I won't have anything left for forging weapons or making repairs. Sorry to bother you with this, but can you fetch some materials for me?"
Quest Completion Dialogue
"How helpful. So, you want to repair that sword? I'll give you the necessary materials for free just this once."
Given to you by the Blacksmith located in the marketplace.
- The Blacksmith
- Smithing Stone (x2)
- Black Sand Steel (x2)
- 500 G
- 300 Renown
The Iron Welding material is near the guard at the front gate.