Question

recipe to write with milk
on A4 sheet paper​

Answer 1

Answer:

Dip a paintbrush, toothpick or stick into milk and write your message on paper. You'll be able to see the damp message, but it will disappear once the paper dries. Reveal the invisible message by holding the paper over a lit light bulb or other heat source.

Answer 2

Answer:

hi mate hear is your answer hope it helps