Rinse the oranges and place them in a pot covered with water. Simmer for 1 hour.

Drain the oranges and allow them to cool. Blend into a smooth puree.

Preheat the oven to 350°F (175°C). Grease a 9-inch springform pan and line the bottom with parchment paper.

p id=instruction-step-4?4. In a large bowl, combine the orange puree, eggs, honey, pistachios, almond flour, vanilla extract, and baking soda. Mix until smooth.

p id=instruction-step-5?5. Pour the batter into the pan and bake for 1 hour. Cover with foil if the top browns too quickly.

p id=instruction-step-6?6. While the cake is cooling, simmer orange juice and honey until reduced by half.

p id=instruction-step-7?7. Brush the warm cake with the glaze. Let it cool completely before removing from the pan and serving.