Divide vodka among several mason jars, leaving 2 to 3 inches of space from the top.
In a small saucepan, cook cranberries, orange peel, sugar, and ½ cup of water, over medium heat for 10 minutes, or until cranberries pop.
Divide cranberries among vodka jars, cover and seal. After 1 week, strain out cranberries and discard. Use to make festive winter cocktails, like our Winter Be Kind.