Prep: 4 minutes; Cook: 25 minutes
1. Place flour in a shallow dish. Dredge sirloin patties in flour; sprinkle patties evenly with salt and pepper. Heat a large nonstick skillet over medium-high heat; coat pan with cooking spray. Coat patties with cooking spray. Add patties to pan; cook 3 minutes on each side or until lightly browned.
2. Add stir-fry, tomatoes, and soy sauce to meat in pan; bring to a boil. Reduce heat; simmer 15 minutes or until meat is done and pepper mixture is slightly thick.