• 3 T. salad oil

• 1 large onion finely chopped

• 4 cloves garlic minced

• 1 small green pepper finely chopped

• 2 # ground chuck

• 1 t. salt

• ½ t. pepper

• 1 T. Chile powder

• 1 t. oregano

• 1  6 oz can tomato paste

• ½ T. brown sugar

• 3 T. vinegar

• 1 T. prepared mustard

• 1 ½ cups water

• 24 Taco shells

Heat oil in heavy skillet.  Add onion, garlic, and green pepper.  Sauté until onion is brown.  Brown beef in skillet.  Add rest of ingredients and simmer until hot.  Serve in Taco shells.