Basic Slow Cooker Bar Soap Recipe

This recipe is from Charlene Potter who taught me how to make soap.  It is a beautiful soap with no preservatives or additives.  Take special care when working with lye and use protective glasses, gloves and mask.

Yum!

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Jeff Laun has made this 1 time!

Ingredients

  • 453 grams (16 oz) Coconut oil

  • 453 grams (16 oz) Olive oil

  • 137 grams (4.8 oz) Lye

  • 344 grams (12 oz) Distilled Water

  • 1/2 - 2 oz essential oils (Optional)

Instructions

  1. Pour the oils into the slow cooker

  2. Heat slow cooker on high until the oil heats and the coconut oil melts, then turn to low.

  3. While the oils are heating, measure lye and water separately

  4. Pour water into a quart jar, slowly add the lye, stirring carefully.

  5. ** Wear safety glasses, mask and gloves whenever working with Lye **

  6. Let the water/Lye mixture cool for 10 minutes until clear (not cloudy)

  7. Slowly add the Water/Lye mixture to the oils in the crockpot

  8. Stir until evenly mixed

  9. Blend with stick blender (immersion blender) for 5 - 7 minutes until opaque in color and thickening to the texture of lemon curd

  10. Original recipe says to cover crockpot and keep on low.  Check in 15 minutes, after 30 minutes, it will thicken and the sides will be turning in, we found this unnecessary

  11. Turn off heat

  12. Add essential oils, if desired. 

  13. Line mold (10.5" x 4" mold) with wax paper or parchment paper

  14. Spoon or pour into the mold

  15. Cover mold with towel to keep the heat in

  16. Let cool and rest for 24 hours

  17. Remove from the mold and slice in 1 1/4" bars

  18. You can use the soap after it cures for 30 days

Notes


This recipe make about 9 bars of soap.

Lye can be found at the hardware store

Contributor Notes


Jeff Laun:

Fun trying different essential oils

  • 453 grams (16 oz) Coconut oil

  • 453 grams (16 oz) Olive oil

  • 137 grams (4.8 oz) Lye

  • 344 grams (12 oz) Distilled Water

  • 1/2 - 2 oz essential oils (Optional)

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