Dishwasher Detergent Tablets

A simple recipe for dishwasher detergent tablets that cleans dishes with minimal scent.

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Equipment

(Recipe can be halved)

• Container with lid (to fit ~36 tablet cubes)

• Measuring spoon and cup

• Glass mixing bowl

• 3 standard ice-cube trays (plastic or silicon)

• Dust mask

Ingredients:

This recipe can easily be halved for less cubes

• 1 cup baking soda

• 1 cup Super washing soda

• 1 cup Borax

• 4 Tbs food-grade Citric Acid

• 12 Tbsp unscented Castille liquid soap

• 1/2 cup salt

• 13-15 Tbsp of water

• Small amount of cooking oil to coat tray

Core ingredients to craft homemade dishwasher detergent tablets that cleans dishes with minimal scent.

Measure and Mix Ingredients

1. Wear a dust mask and add all dry ingredients to a mixing bowl

2. Mix thoroughly, breaking up any clumps

3. Add water and Castile soap 1 Tbsp at a time, stirring until the mixture reaches a clay‑like texture when squeezed

Pack the Ice Cube Tray

Tip: Lightly oil each tray slot for easier release.

1. Press the clay-like mixture firmly into each slot, filling and compressing

2. Let the trays dry uncovered overnight

Storage

1. Remove tablets from trays (if stuck, invert the tray and tap firmly over a dishtowel covered counter)

2. Place tablets loosely in a container, secure the lid.

3. Store in a cool, dry place away from heat and sunlight.

Recommended Use

1. Load one tablet in your dishwasher's detergent dispenser

2. Wash using your usual settings