Welcome, fellow travelers in the astral plane. You've likely encountered the phenomenon known as 'phantom smells' while meditating on the astral plane. This is not your imagination, nor is it a side effect of eating last night's Tupperware. It's simply the manifestation of your subconscious mind's creative reinterpretation of the scent of freshly baked cookies from the cafeteria of the afterlife.
It's believed that the intense focus required for astral projection can cause the brain to 'glitch' into a state of sensory overload, manifesting as phantom smells. This phenomenon is not unique to Project Nirvana, but rather a universal side effect of advanced spiritual practice.
To combat phantom smells, try: