Preparation: 30 min
Difficulty: ★✩✩✩✩
- A litre of water
- 20 g of black soap
- A level tablespoon of soda crystals
- A few drops of essential oils (mint, lemon, lavender …)
- A whisk
- A grater
- Two tablespoons
- Scales
- A salad bowl
- A glass bottle with stopper
- Kettle
- A measuring cup
- A funnel