In a small saucepan bring water to a simmer. Turn off the heat, add the tea bag, and let it steep for 4-5 minutes.
1/2 cup water, 1 chai tea bag
While the tea is steeping combine cocoa powder, brown sugar and spices in a small bowl.
1/2 tsp. ground cinnamon, 1/4 tsp. ground ginger, 1/4 tsp. ground nutmeg, 1/8 tsp. ground cardamom, 1/8 tsp. ground cloves , 2 tbsp. cocoa powder, 2 tbsp. brown sugar
After 5 minutes, remove tea bag from the water and place saucepan back over medium heat. Whisk in cocoa/sugar/spice mixture. Bring mixture to a simmer.
Add milk and heat through to a gentle simmer. Turn off the heat and add vanilla.
1-1/2 cups milk, 1 tsp. vanilla extract
Pour into mugs and top with whipped cream and a sprinkle of cocoa powder, cinnamon or chai spice.