For the filling: Combine white chocolate and double cream over a double boiler until combined. Let cool and mix in 4 tbsp Irn-Bru. Use a piping bag to fill each sandwich The macaroni pie is a distinctly Scottish invention famed for its cheesy topping and pastry base and sides, filled with macaroni pasta.

Using a stand mixer fitted with the dough hook, beat together the yeast mixture, the eggs, butter, sugar and salt until combined.In a pot, bring a litre of Irn Bru to the boil and then simmer for around 20 minutes without a lid. Glucose Syrup, Sugar, Citric Acid, Palm Oil, Colour: Paprika Extract, Flavouring, Emulsifier: Soya Lecithin.

Use a 7 inch or 17 cm heatproof bowl (Bill recommends using a Pyrex bowl) with a lip which will allow the cover to be tied in. Place a 3inch or 7 cm square of butter greaseproof paper in the bottom of the bowl. This helps with releasing the pudding when cooked. We're proud of what we have. That's why it outsells Coca-Cola," says Fergus. "Because we're so proud of our own products." Please notecolours, wrappers, taste, and texture may all vary per batch and sometimes some sweets may not have as much of a chewy centre as others or even none. Using an ice cream scoop, fill your cupcake cases 2/3 full and bake for around 20 minutes until a skewer comes out the cupcakes clean.

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Love these sweets especially the fizz in the middle great for a long car journey would definitely recommend.