Ingredients:
- 1 cup all purpose flour
- 1 tbsp baking powder
- 1/4 tsp baking soda
- 1/8 tsp salt
- 1 large egg
- 1 tsp. vanilla extract
- 1/2 cup grapefruit or orange juice
- 1/2 cup good quality extra virgin olive oil
- 1/2 cup sugar
- 1/2 cup brown sugar
- 4 medium blood oranges, peeled and cut into wheels about 1/4″ thick and large seeds removed