The Shroomhearth Datapack modifies some vanilla crafting recipes as well as adding some of its own.

• End Crystals are crafted with an Amethyst Block in place of one Glass block.
• Iron Bars are crafted with 6 Iron Ingots arranged like a Rail instead of like a Wall

• Items that can be smelted for a Gold Nugget include Light Weighted Pressure Plate

• Items that can be blasted for a Gold Nugget include Light Weighted Pressure Plate

• Bottle of Enchanting can be crafted from a Glass Bottle and any mob or player head.
• Gunpowder can be crafted from Creeper Heads.
• Bundles can be crafted with Rabbit Hide and String (provided until Bundles are added to vanilla).
• Sculk Sensor can be crafted with Warped Wart Block, Cobbled Deepslate, Eye of Ender, and Redstone Dust in a pattern similar to a Piston (provided until Sculk blocks are added to vanilla in 1.19).

• Iron Block can be smelted from a Raw Iron Block. This takes 9 times as long as a typical smelting.

• Iron Block can be blasted from a Raw Iron Block. This takes 9 times as long as a typical blasting.

• Most Wood types can be cut into stairs, slabs, etc.