The Standard's journalism is supported by our readers. When you purchase through links on our site, we may earn an affiliate commission. More often than not, your bake hasn’t failed because you ...

♥ Butter or oil a rectangular cake tin or traybake tin measuring about 30cm x 23cm x 4cm (12in x 9in x 1½ in) and line it with baking paper. Have ready some clingfilm. ♥ For the cake, whisk the cocoa ...

Heat your oven to 180°C and line an 8in by 10in rectangle cake tin with baking parchment and set aside. Melt the chocolates and the butter together. Add the sugar, flour and cocoa powder to the ...