Preheat the oven to 180°C (160°C with fan) gas mark 3.
Heat the oil in a large non-stick frying pan add the onion and cook till soft. Add the broccoli florets and stir fry for another 5 min. Pour the vegetables into the cooked pastry case and crumble the Stilton over the top.
Break the eggs into a bowl and add Carnation® Evaporated Milk. Whisk until combined and then pour into the pastry case covering the vegetables.
Bake for 30 minutes until set and golden on top.
Recipe courtesy of Carnation®