Place orange and cinnamon tea bag in ¼ cup hot water and steep for 10 minutes
Preheat oven to 180° C
Place unpeeled mandarin wedges in food processor
Add 2 tbsp of hot tea (or water if you are not using tea) to the mandarins and process to a pulp - set aside
Cream butter and sugar then beat in eggs one at a time
Add salt, flour and mandarin pulp
Stir to mix well and place in cupcake moulds or cake tin
Bake whole cake for 40 - 45 minutes or cupcakes for 10 - 15 minutes. Times are based on a fan-forced oven - use a skewer to check they are cooked.