- Shared materials get messyOne ingredient across eight products means eight formulas to update when the price changes.
- No commitment trackingA sheet does not know which of your stock is already promised to an accepted order.
- Version driftThe copy on your laptop and the copy on your phone slowly disagree, and both feel authoritative.
- No alertsA spreadsheet will never tell you that you are three days from running out of wax.
Takeaway. The moment you have more than a handful of recipes, you need a system that recalculates itself.