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Workshop pack

Casein plastic (milk plastic)

Preview pack generated by A New Field. Review, print or save as PDF.

A New Field

At a glance

Family

Bioplastic (cast object)

Difficulty

Beginner

Age

8+ with adult at the stove

Active

30 min

Total

72 h

Yield

About 20g plastic per litre of milk

Heat milk, curdle with vinegar, drain, and press the curds. Dries into a dense, bone-hard plastic like early 1900s Galalith.

Before the session

  1. Print the risk note and pin it on the wall
  2. Check allergens against your participant list
  3. Pre-warm the pan and prepare the first demo batch
  4. Lay out tools by station
  5. Set aside a quiet corner for rest phase

A minute by minute plan you can hand off.

Edit any phase. The host pack will update with your changes.

  1. Arrival and welcome

    10 min

    Participants arrive, take a seat, sign the allergen and consent sheet. Host introduces the session.

  2. Material walk

    15 min

    Host walks participants through the foraged material. Brief safety note and a demonstration of the first step.

  3. Making

    70 min

    Participants follow the recipe in pairs. Host circulates, checks pans, gives one-to-one support.

  4. Rest and science talk

    15 min

    While the material rests, the host runs a short science talk. Questions answered.

  5. Pack up and send-off

    10 min

    Participants wrap and take their piece home. Host hands out the participant handout.

Ingredients and equipment

Flexible slots

  • Casein source · 1 litre milk · e.g. Whole milk, yogurt
  • Acid · 4 tbsp · e.g. Vinegar, lemon juice

Equipment

Saucepan, sieve, muslin, moulds, cloth for pressing.

Safety

Hot liquid, curdled smell.

Variations

Add a drop of food colour to the warm curds. Press into small silicone moulds.

In the pack

  • Run sheet · Minute by minute phases with host prompts.
  • Shopping list · A consolidated shopping list with quantities for your group size.
  • Risk note · An adaptable risk note you can hand to your venue.
  • Participant handout · A double-sided A5 take-home with method and care notes.

Every A New Field recipe has been run in a domestic kitchen or community hall. Read the safety notes before you start and adapt for your venue.

Generated by A New Field · anewfieldkits.com