To make hot cocoa for one you need a mug, a jelly jar and a microwave.
Put 3 Tbsps cocoa, 3 Tbsps sugar and ¼ tsp cinnamon in the jar and add 1/3 of a cup of milk. Shake this up in the jar until the lumps of cocoa are gone.
Pour the mixture in the mug and add 2/3 of a cup of milk. Heat on high for 1 minute, stir and enjoy.
To make hot cocoa for five brothers you need mugs and a pot that holds 6 cups of milk. Put 1 cup of milk in the jar and shake it up with ½ cup of cocoa, ½ cup of sugar and 1 tsp of cinnamon, plus 1 tsp of vanilla.
Pour this mixture into the pot with 5 cups of milk on the stove. Turn the heat to medium and stir until the cocoa is warm. Usually about five minutes.