1 lb. ground beef
1/2 c. chopped onion
1 (8 oz.) can tomato sauce
1 tsp. chili powder
3/4 tsp. salt
1/2 tsp. garlic powder

Brown beef, stirring until crumbly. Drain excess fat. Stir in remaining ingredients. Simmer covered, for 10 minutes. Makes filling for 10 taco shells.