Ingredients 1 lb. lean ground beef 1 medium onion، chopped 1 teaspoon chili powder ½ teaspoon salt ½ teaspoon garlic powder 1 (8-oz.) can tomato sauce 12 taco shells 6 oz. (1 12 cups) shredded American or Cheddar cheese 2 cups shredded lettuce 2 tomatoes، chopped ¾ cup salsa ¾ cup sour cream، if desired
Directions Heat oven to 250°F. In medium skillet، brown ground beef and onion over medium heat for 8 to 10 minutes or until beef is thoroughly cooked، stirring frequently. Drain.
Stir in chili powder، salt، garlic powder and tomato sauce. Reduce heat to low; cover and simmer 10 minutes.
Meanwhile، place taco shells on ungreased cookie sheet. Heat at 250°F. for 5 minutes.
To assemble tacos، layer beef mixture، cheese، lettuce and tomatoes in each taco shell. Serve with salsa; top with sour cream.