1.Preheat the oven to 180°C/160°C fan-forced. Grease a 20cm x 30cm slice pan; line base with baking paper.
2.Place onion, carrot and capsicum into the bowl of a food processor and process until vegetables are of a grated consistency.
3.Whisk the eggs and flour in a large bowl until combined. Season with salt and freshly ground pepper. Add all the vegetables, bacon, cheese and oil; stir until combined.
4.Pour into the prepared pan and bake for 25 minutes or until set. Cool in the dish and cut into 12 pieces with a sharp knife.
Suitable to freeze. Not suitable to microwave.Note