When I started, you had cochineal food colouring that would turn things pink, but you could never make it red. Now, red is no problem - and if you look at supermarket bakery sections since 'Bake Off' began, you can get everything.

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“When I started, you had cochineal food colouring that would turn things pink, but you could never make it red. Now, red is no problem - and if you look at supermarket bakery sections since 'Bake Off' began, you can get everything.”