True "Quack Prep" involves filling your inventory with the most efficient healing items. In Chapter 2, this means stocking up on CD Bagels and Choco Diamonds .
"Quack prep" likely refers to the -centric "preppy" or "academic" aesthetic within the quack prep deltarune
In Deltarune Chapter 2, the secret boss Spamton NEO utilizes a projectile attack featuring blue, egg-shaped objects called . True "Quack Prep" involves filling your inventory with