Onion skins can transform your cooking and health in ways you might not expect. Just put them on a baking tray in the oven for 10 minutes, and you’ll be amazed by the results. Seeing is believing!

The Surprising Benefits of Onion Skins

Onions are a staple in many kitchens, known for their ability to enhance the flavor of dishes. But did you know that onion skins are packed with nutrients and health benefits? They are anti-inflammatory, antibacterial, antiseptic, and can help lower blood pressure. Onions also alleviate nasal congestion and general inflammation in the body.

How to Make Onion Skin Powder

Why Use Onion Skins?

Often discarded, onion skins are actually rich in fiber and vitamins. They aid in digestion and purification, making them a valuable addition to your diet.

Steps to Prepare Onion Skin Powder

  1. Collect the Skins: Remove the skins from onions and place them in a container or jar.
  2. Rinse: Rinse the skins under running water to clean them.
  3. Toast: Spread the rinsed skins on a baking tray and toast them in the oven at 350°F (175°C) for about 10 minutes.

Transforming Onion Skins into Powder

Once the skins are toasted, you can crush them into a fine powder:

  1. Initial Crush: Try using a squeezer to break them down, though this might not be fully effective.
  2. Spice Grinder: For best results, use a spice grinder to reduce the toasted skins to a fine powder.

Culinary Uses of Onion Skin Powder

Onion skin powder can be a game-changer in your kitchen:

  • Salads: Sprinkle the powder on salads to enhance flavor.
  • Soups and Broths: Add it to soups and broths for a richer taste.
  • Bruschetta: Use it as a topping for bruschetta to impress your guests.


Next time you peel an onion, think twice before throwing away the skins. By baking and grinding them, you can create a flavorful and nutritious spice that adds depth to your dishes. This simple process not only reduces waste but also boosts the health benefits of your meals. Give it a try and enjoy the incredible taste and health benefits of onion skin powder!