When marbling, you create beautiful patterns by swirling paint on top of water thickened by carrageenan – buy this gloopy substance directly from marblers so you know you're getting the right type.
SHOPPING LIST
✔ 12g carrageenan powder ✔ 2 litres of water ✔ blender ✔ wooden side table or stool ✔ sandpaper ✔ 7g aluminium potassium sulphate granules ✔ 80ml boiled water ✔ small heatproof
