Sweet-and-Spicy Beef Fajitas

 

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

• 1 Cut beef into beef strips. (Beef is easier to cut if partially frozen, about 1 1/2 hours.)
• 2 Heat 12-inch skillet or wok over high heat. Add oil; rotate skillet to coat side.
• 3 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.