6. Know When to Toss It

When in doubt, throw it out. Signs of spoiled food include off smells, slimy texture, or unexpected color changes. Eating spoiled leftovers can cause foodborne illness, even if reheated.

Summary

Good meal prep isn’t just about organization — it’s about safety. Cool food properly, store it in airtight containers, and reheat it to the right temperature. With a few simple habits, you can enjoy tasty, safe meals all week long without wasting food or time.