question: What is a good beer pairing for Caramelised onion and ham foccacia?
answer: A great choice for Caramelised onion and ham foccacia is Barley Wine - Russian Doll (Double India Pale Ale.). Here's the recipe:
  This Double India Pale Ale. features a complex malt bill including Extra Pale (9.5 kilograms), Caramalt (1 kilograms), and Dark Crystal (0.75 kilograms). The hopping schedule uses Centennial (75grams @ start), and Centennial (25grams @ middle) for balanced bitterness and aroma. Age the beer in bottle for a few months at cellar temperature to allow the hot alcohol characteristic to diminish.