How can you build window panes in Minecraft?

How can you build window panes in Minecraft?

3 glasses in a row and underneath again 3 glasses

Arrange glass in the crafting table either 6 pieces rectangular or in 2x2 fields

If you take a disc instead of a block, yes. PS: Also available in different colors.

But where do I get this disc from?

But where do I get the glass from?

But where do I get the glass from?

Sand in the oven

Sand in the oven

'fry' sand in the oven

Make sand in the oven

Fry (cringe) sand in the oven

In creative or survival

https://minecraft-de.gamepedia.com/...lasscheibe everything is described here