Don’t toss those eggshells! After boiling or baking them to sterilize, these calcium-rich shells transform into a surprisingly versatile household staple. From garden booster to natural cleaner, boiled eggshells are a zero-waste hero hiding in your kitchen.
Here’s how to safely prepare and use them—backed by tradition and practical wisdom.
🥚 How to Sterilize Eggshells (Essential First Step)
Why boil? Raw eggshells can carry bacteria like Salmonella. Boiling (or baking) makes them safe for reuse.
Method 1: Boiling (Best for Most Uses)
Rinse used eggshells to remove membrane.
Place in a pot, cover with water.
Bring to a boil, then simmer 10–15 minutes.
Drain, spread on a tray, and air-dry completely (or bake at 200°F for 20 mins to speed drying).
Store in a jar until ready to use.
Method 2: Baking (For Powder)
