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-rack
In order to make a nether brick, first you need to go to the nether to get one nether-rack. Use your iron pickaxe to collect them.
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.