5 Sustainable Uses For Leftover Cooking Oil 

By Deepali Verma

August 11, 2024

After a frying session, don’t just discard the leftover oil. Here are sustainable ways to reuse it, reducing waste and getting the most out of your cooking oil. 

Reuse for Cooking 

Strain and store oil to use in future frying or sautéing, as long as it hasn’t been overheated or burnt. 

Make Homemade Soap 

Used oil can be a key ingredient in homemade soap, combining sustainability with creativity. 

Condition Wooden Utensils 

Apply leftover oil to condition wooden spoons, cutting boards, and other kitchen tools. 

DIY Oil Lamps 

Turn leftover oil into a simple oil lamp for emergency lighting or ambiance. 

Compost 

Mix small amounts of used oil into your compost, where it can break down naturally.