Nether brick is used to craft nether brick blocks, nether bricks slab, stairs and fences. Nether brickscan resist fire and blast.
To make nether brick, you will need Nether-rack and then have to use the Furnace. Please follow the following steps to make Nether Brick.
Nether Brick using Furnace
After that, you will have to use the furnace to make nether bricks from nether-racks. Go towards the furnace to make nether brick. Add nether-rack in the upper box and coal in the lower box to get a brick in the right-side box to the furnace. Add it into your “ready to use” stock.