STEP 1: Combine honey, water, rosemary sprigs, and cinnamon sticks in a saucepan over medium heat. Simmer until honey has dissolved. Remove from heat and allow to cool completely.
STEP 2: Add 4 teaspoons cinnamon rosemary simple syrup and 3 dashes of bitters to an Old Fashioned glass. Swirl syrup and bitters around in glass. Add bourbon, ice, orange peel, and stir.