Brown sausage and onion in a large skillet. Drain when sausage is evenly browned.
Drain and chop sauerkraut. Mix sauerkraut and cream cheese and seasonings with the drained sausage. Cover and chill at least 2 hours.
Roll the chilled sausage and sauerkraut mixture into 1 inch balls and freeze for future use or...
Mix egg and milk in a small bowl.
Dredge the sauerkraut balls, one at a time, in the egg mixture.
Coat with bread crumbs and bake in a preheated oven @ 350 degrees until golden brown (approx 15 minutes), or fry in oil.
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