Open the crafting table
Place 1 stick in the center of the 3×3 grid (top-middle, middle-middle, or bottom-middle)
Place 1 leather in the remaining two slots of the middle row (left-middle and right-middle)
Place 1 iron ingot in the bottom-middle slot
Move the completed saddle to your inventory
If crafting is not available in your version/world: obtain a saddle from loot chests, fishing, or trading
Use the saddle by equipping it on a horse, donkey, mule, or strider