Grate the bar of soap or chop it in a food processor until finely ground. In a large bowl, mix together the grated soap, washing soda, and borax. Store in a sealed container. To use: add 2 tablespoons to ¼ cup of soap per load of laundry.
Homemade Laundry Soap Ingredients (Liquid) 1 1 bar Fels-Naptha Soap (or Ivory for sensitive skin, Pink Zote, or castile soap) 2 1/2 cup borax 3 1 cup washing soda (NOT baking soda) 4 5-gallon bucket and lid More ...
Instructions 1 Grate Soap. First, using a food processor or manual grater, finely grate the bar of soap. 2 Boil Water and Add Soap. Bring a quart of water to a boil on the stove and slowly add the soap, stirring gently. 3 Simmer. ... 4 Add Borax and Washing Soda. ... 5 Heat Water. ... 6 Pour Mixture into Container. ... 7 Stir. ... 8 Let Sit. ...
Most of the DIY homemade laundry soap recipes you'll see use Fels Naptha Soap, a real soap that's been around for 100 years and is specially designed for the laundry.