Ingredients

1 1/2

pounds beef boneless sirloin steak

1

tablespoon vegetable oil

3/4

cup Old El Paso™ salsa (any variety)

1/3

cup ketchup

1

to 2 tablespoons packed brown sugar

1

tablespoon Dijon mustard

6

Old El Paso™ flour tortillas (8 inches in diameter)

Sour cream, if desired

Shredded lettuce, if desired

Chopped tomato, if desired

Preparation

Cut beef into beef strips. (Beef is easier to cut if partially frozen, about 1 1/2 hours.)

Heat 12-inch skillet or wok over high heat. Add oil; rotate skillet to coat side.

Add beef; stir-fry 2 to 3 minutes or until golden brown; drain. Stir in salsa, ketchup, brown sugar and mustard. Cook and stir 1 to 2 minutes or until hot. Serve in tortillas with remaining ingredients.