Ingredients

• 1 teaspoon borax
• 1/2 teaspoon washing soda
• 2 teaspoons vinegar
• 1/4 teaspoon dishwashing liquid
• 2 cups hot water

Instructions

Combine all the ingredients. If you don't have washing soda (generally found in the laundry section of supermarkets), use 1 teaspoon baking soda instead and for a more pleasant smell, use lemon juice instead of vinegar.