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Combine all ingredients at once in a large bowl. Mix 1 ½ cup of hot water, ½ cup of Castile soap, 1 tbsp. white vinegar, 1 tbsp. washing soda and 1/8 tsp. of essential oil.
Whisk together until all ingredients are well blended and combined
2.Allow ample time for mixture to cool. The hot water will heat everything up but also help to blend and mix the ingredients. Let mixture sit in bowl on the counter for as long as it takes to cool.
Whisk/mix occasionally to ensure the soap continues to combine
Image titled Make Homemade Liquid Dish Soap Step 7
3.Pour in soap bottle for use. You may want to transfer the liquid from the large bowl to a container that is compatible with the soap bottle (for pouring). Or you can use a plastic funnel and pour the mixture directly from the bowl into the bottle