STEM Kitchen: Honeycomb Reaction

5 minutes

Learn about the science of honeycomb – what makes all those bubbles!?

Honeycomb Recipe


  • Baking Tray
  • Greaseproof Paper/ Butter
  • Saucepan
  • Wooden Spoon
  • Stove
  • 100g Sugar
  • 2.5 Tablespoon Syrup
  • 1 Teaspoon Bicarbonate of Soda


1 Use butter to grease your baking tray or line with greaseproof paper.

2 Mix sugar and syrup in a pan then place on a low heat but don’t stir until it starts to melt.

3 Once fully melted turn up to a medium heat until it reaches a golden/amber colour and stir occasionally.

4 Turn off the heat and add the bicarbonate of soda and stir quickly until it has some volume.

5 Gently pour onto the tray and leave to set


More Recipes

For more STEM Kitchen recipes, download our fun recipe book that explores the science behind some of our food. The science content is aimed at a KS3 audience however the recipes can be enjoyed at any age.

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