Gluten and Dairy Free Tangerine Almond Cake

This cake allows you to enjoy the end of Christmas indulgence without being too indulgent. It is dairy and gluten free and will remain so if served with a tangerine and sugar drizzle.
Ingredients
75g/2½ oz brown sugar
140g/5oz ground almonds
1 ½ tsp baking powder
1 heaped tsp mixed spice
2 eggs
60ml/1/4 cup vegetable oil
2 tangerines
2 tbsp flaked almonds
To serve – …