Onion Flan

• 3rashers smoked streaky bacon, derinded and cut into matchsticks
• 1 lb / 455 g on

Fry the bacon gently in a heavy frying pan until all the fat runs out. Take the bacon from the pan, and drain it on kitchen paper. Gently fry the onions in the remaining fat, adding butter if necessary. Cook until the onions are soft, wilted, translucent and just beginning to brown. Remove from the heat, sprinkle on the flour and gradually stir in the cream or milk. Bring to the boil, stirring