And then there's the routine for getting the piece of soap/cheese out of its little hermetically sealed, anti nuclear, bullet proof, kevlar wrapper without turning it into mush.
The plastic knives are sharper and better for this than the metal ones
Then, the bikkie disintegrates into its molecular components when you try to apply the cheese and/or get the bits into your mouth.
Errrr may I have another red to calm me down please?
BTW this is nonairline specific.