1. Lightly grease base and sides of tin to help keep paper in place.
2. Take a piece of greaseproof paper and draw around base of tin. Cut out square and set aside.
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3. Cut a strip of paper about 2cm (¾in) wider than depth of tin.
4. Put scissors into tin to gauge depth, then use these as a guide to mark paper. Cut out strip, it needs to be slightly longer than length of side.
5. Fold over one of longer edges by 1cm (½in). Use this strip as a template to measure and cut out three more strips.
6. Lay a strip into tin. Making sure folded edge sits on base, paper is smooth against side and folds around corner slightly. Repeat with other strips of paper on three other sides of tin.
7. Lay square of paper on base of tin and smooth flat.
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