To make a traditional Swedish mulled wine (Glögg) you the need the following ingredients:

1 bottle of red wine (0,75 lit)

2 cinnamon sticks

8 spice cloves

12 cardamom seeds

1 small piece of dried ginger

1-1,5 dl sugar (the amount depends on how sweet you want it)

1,5 dl pure vodka

1 dl of raisins

1 big slice of bitter orange peel (or normal orange)

For serving:
russin och mandel

Put cinnamon, cloves, ginger, cardamom seeds, orange peel and raisins in a jar. Add the vodka until all spices are completely covered. Close the jar closely with a lid. Let this mix stay for 3-4 days. Shake the jar every now and then. 
Strain the liquid in a sauce pan. Add the of wine and most of the sugar. Heat gently over low heat until the sugar has dissolved. Season to taste if you want more sugar. The wine is served heated but cannot boil! Serve with raisins and blanched almonds.