Easy San Francisco Stir-Fry
["1 Tbsp. oil", "3/4 lb. thin strips of beef sirloin", "1/2 c. currant jelly", "2 Tbsp. cornstarch", "2 tsp. Dijon mustard", "1 (16 oz.) pkg. Green Giant American Mixtures San Francisco style frozen vegetables", "2 Tbsp. warm water"]
["Heat oil in large skillet over medium-high heat.", "Add beef; cook and stir until no longer pink."]
["oil", "thin strips of beef sirloin", "currant jelly", "cornstarch", "mustard", "Green Giant American Mixtures", "water"]