1/3 bar Fels Naptha Laundry Soap, grated OR
1 cup grated Homemade 100% Coconut Oil Soap May Be Used)
6 cups water
1/2 cup washing soda
1/2 cup borax
To make homemade laundry detergent, heat 6 cups water and soap in a large pan until dissolved. Stir in washing soda and Borax. Mix and heat until dissolved. Boil 15 minutes. Remove from heat. (It will have the consistency of honey.*) In a 3 or 5 gallon bucket, add 1 quart of hot water, then add the soap mixture. Mix. Add enough cold water to make a 2 gallon mixture. Mix until well blended. Let sit 24 hours. The soap will gel*. Use 1/2 cup for each load.
Makes 2 gallons. (Approximately $ .40 per gallon)
-Tawra
Find it online: https://www.livingonadime.com/homemade-laundry-detergent-recipe/