[Australian] How to cook Upside-down blood orange and walnut cakes
Ingredients
- 75 g walnuts, toasted
- 1 blood orange
- 220 g (1 cup) caster sugar
- 100 ml olive oil, plus extra to grease
- 2 eggs, at room temperature
- 150 g (1 cup) self-raising flour
- cream or ice-cream, to serve, optional
- 220 g (1 cup) caster sugar
- 185 ml (¾ cup) water
- 2 small thin-skinned blood oranges (about 160 g each), thinly sliced (you need at least 12 slices)
