1/4 cup of creamy peanut butter (I used the natural kind, making sure that it was mixed well)
2 tablespoons sugar
dash of salt
1/2 teaspoon cinnamon (Saigon or Ceylon; you can choose); plus more for garnish
1 1/4 cup water
1/3 cup rum (we used Bacardi Gold)
zest of half a lime
-Combine the peanut butter, sugar, cinnamon, salt and water in a blender.
-Blend until smooth, about half a minute.
-Add the rum and stir well.
-Pour into ice-filled glasses and sprinkle on both lime zest and an additional dash of cinnamon.