Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1      pound         ground beef
   1      small         onion -- chopped
   1      teaspoon      salt
     1/4  teaspoon      garlic powder
   1      teaspoon      Worcestershire sauce
     1/4  cup           all-purpose flour
   1 1/4  cups          hot water
   2      teaspoons     beef bouillon
   2      tablespoons   red wine
   1      large         shell-shaped macaroni -- (6 ounces)
   1      can           sliced mushrooms -- (2 oz.)
                        drained
   1      cup           sour cream

Preparation:

In skillet brown the chopped beef and onion. Drain; place in crockpot. Stir in salt, garlic powder, Worcestershire sauce and flour. Add water, bouillon and wine; mix well. Cover and cook on low for 2 to 3 hours. In meantime, cook macaroni per package directions. Add cooked pasta, mushrooms and sour cream to crockpot; stir to mix. Cover and cook on high for 10 to 15 minutes.