Whole orange cake 🍊/blender orange cake

Whole Orange cake
1 large whole seedless orange (cut into pieces, about 250g)
3 eggs
250 g sugar
100 ml oil
60 ml milk
10 ml vanilla extract (I used orange blossom water )
250g flour, sifted (2cups )
16g baking powder( 4tsp)
1/2 tsp salt
5ml ground cardamom optional
125 ml Sliced Almond optional
Preheat oven at 350 (180C).Line a 9 inch cake pan with parchment paper. Butter and flour the sides .
In a blender, add the whole orange, eggs, sugar, oil, milk, vanilla ( or orange blossom water) ,salt and mix everything for a minute or until smooth.( add the cardamom in this step , if using )
Add the flour and baking powder and mix everything for another minute.
Pour the batter in your prepared cake pan. Sprinkle with sliced almonds. bake for 35-40 minutes or until a toothpick inserted into the centre comes out clean.
Let it cool in the pan for 10 minutes and then remove from the pan on to a wire rack.
Sift some powdered sugar on top and serve .