Rummy Old-Fashioned

2 c. demerara sugar cubes or light brown sugar cubes
1 c. water
4 orange slices
2 T. fresh orange juice
1 t. Angostura bitters
1 T. orange bitters
8 oz. dark rum
Maraschino or brandied cherries, orange slices, garnish

1. In small saucepan over medium heat, combine sugar and 1 c. water, stirring until sugar dissolves.
2. Pour into a heatproof container and let cool.
3. Cover and refrigerate up to 5 days.
4. In large cocktail shaker, muddle orange slices.
5. Add juice, bitters and 2 T. of sugar syrup.
6. Strain evenly into 4 glasses.
7. Add ice cubes and 2 oz. rum per glass. Stir.
8. Serve with cherries and orange slices.