1.Preheat oven to 180°C. Lightly grease and line a 20cm square pan with baking paper.
2.In a large bowl, combine zucchini, flour, onion, cheese and bacon.
3.Whisk eggs and oil together. Season. Stir into zucchini mixture. Pour into pan. Top evenly with feta and tomato.
4.Bake for 40-45 minutes, or until set in centre and lightly golden. Cool completely in pan. Cut into slices. Keep chilled until ready to serve. Accompany with salad.
Chopped capsicum, olives or spinach leaves can be added to the mixture. This versatile slice will keep in the fridge for up to four days, and it also freezes well.Note