In a 2 or 3 quart pot, add the water, orange slices, cinnamon stick, star anise, cloves, juniper berries, cardamom seeds, sage leaves and peppercorns. Bring to a boil. Reduce heat and simmer 15 minutes.
5 cups water, 1 orange, 1 cinnamon stick, 1 star anise, 5 - 6 cloves, 1 teaspoon juniper berries, 1/2 teaspoon cardamom seeds, 8 - 10 fresh sage leaves, white peppercorn