To transform plain flour into self-raising flour, simply add one level teaspoon to 100g (4oz) of plain flour, and mix thoroughly.
 
Ingredients:
White rice flour, disodium diphosphate, sodium bicarbonate
Nutritional Information
Typical composition per 100g
....energy kJ..................... 665 kJ
....energy kCal................. 159 kCal
....protein.......................... 3.40g
....carbohydrates............ 36.00g
........of which sugars..... Not specified
....fat................................... Not specified
........of which saturates. Not specified
....fibre............................... Not specified
....sodium.......................... 13.000g
....salt................................. 32.5g