Cabbage Rolls with Sour Cream Sauce

Description
This recipe came from an estate sale. I obtained it when I purchased the family collection from the Gonzales Estate in Crandall, Texas in 1980.
 * Contributed by Catsrecipes Y-Group

Ingredients

 * 2 cups leftover meat or ground beef (seasoned with salt and pepper)
 * ¼ cup diced onion
 * ½ cup diced celery
 * 1 cup cooked rice
 * 1 teaspoon horseradish
 * 1 tablespoon prepared mustard
 * 1 egg, well beaten
 * 6 large cabbage leaves
 * ¼ cup tomato purée
 * ½ cup water
 * 1 cup sour cream

Directions

 * 1) Heat oven to 350°F.
 * 2) Brown meat and onion in a heavy skillet over low heat.
 * 3) Remove from heat.
 * 4) Mix in thoroughly celery, rice, horseradish, mustard and egg.
 * 5) Cook cabbage leaves for 3 minutes in boiling salted water.
 * 6) Place meat mixture on cabbage leaves.
 * 7) Roll and fasten with toothpicks.
 * 8) Place close together in greased baking dish.
 * 9) Pour tomato puree and water over cabbage rolls.
 * 10) Cover and bake 30 minutes.
 * 11) Remove cabbage rolls.
 * 12) Pour sour cream into liquid remaining in baking dish.
 * 13) Serve over cabbage rolls.