The same ingredient can signify celebration in one place and necessity in another.

The same ingredient can be a luxury in one house and a staple in another. What means celebration in one place means Tuesday somewhere else, and the meaning is supplied entirely by scarcity and custom rather than by the food. Nothing intrinsic to it decides which it is.

Be careful with this when giving or receiving. An offering that cost someone a great deal may look ordinary to you, and something you consider unremarkable may be received as significant. Rather than reading value from your own scale, pay attention to how it is presented. The care in the offering usually tells you what it meant on their side.