Crock-pot Marinated Beef

1 1/2 to 3 lbs beef (steak, roast, whatever cut you have)

1 large onion, sliced

1/3 cup water

4 oz can chopped green chilies

2 T vinegar

1 t garlic powder

1/2 t sugar

1/2 t salt

1/8 t pepper

Put the meat in the crock-pot. Top with sliced onion. Mix the rest of the ingredients, stirring well. Pour over the meat and onions. Cover and cook on low 7-8 hours. Cut meat into serving-size pieces. Serve with potatoes or rice, using the liquid as a gravy.