What you need1 gallon (4 litres) of water
1/4 cup of glycerin
2 cups of shampoo or gentle hand soap
2 cups of soap flakes or grated soap.
3 tbs of chocolate essence or 1 tsp of chocolate fragrant oil
3 tbs of peppermint or mint essential oils
Mix the soap flakes with the water and then add 2 tbs glycerin into a saucepan and place on a low heat.
Stir occasionally until the soap has dissolved.
In a large bowl, add about 2 cups of this mixture to the rest of the glycerin and shampoo and add the scent.
Put it all into a nice storage container. To use, add 1/2 cup to your running bath water.