Place the nutcrackers or wood figures on a baking sheet lined with parchment paper.
Mix together the instant coffee and steaming hot water. Let it sit for a bit to really come together.
Begin brushing the stain on the nutcrackers - or whatever wood you are using - from the top down. Let dry 30 minutes and then apply another coat. Follow this process apply subsequent coats until you get the tone you want.
Add the wood sealer if you want to use one and let dry.