- In a 1-cup (250 ml) coffee cup, combine the flour, ground almonds, sugar and baking powder.
- Add the milk, oil and orange zest. Combine with a fork just until smooth. Stir in the blueberries.
- Cook in the microwave oven for 1 minute 15 seconds or until a toothpick inserted in the centre comes out clean. Let sit for 5 minutes to let the cake finish cooking.