Spicy Beef and Vegetable Stir-Fry

Cut beef into thin bite-sized strips.

Cut onion into thin wedges.

Cut zucchini into 2 x 1/4 x 1/4 inch strips and cut pepper into thin strips.

Spray large nonstick skillet with nonstick cooking spray.

Heat over medium-high heat until hot. Add beef and onion; cook and stir 3 to 5 minutes or until beef is no longer pink and onion is crisp-tender.

Add zucchini, bell pepper and garlic; cook and stir 2 to 4 minutes or until vegetables are crisp-tender.