1/3 cup white sugar
1 (16 ounce) jar light corn syrup
2 cups vodka
2 teaspoons peppermint extract
Combine sugar and corn syrup in 2 quart pan over medium heat. Heat until sugar dissolves, stirring regularly.
When the sugar has dissolved, pour in the vodka and stir well. Remove the mixture from heat and cover tightly with a lid. Let the mixture cool before adding peppermint extract and pouring the mixture into a sealable bottle.