1. |
Coat a large non-stick skillet with cooking spray and set pan over medium-high heat. |
2. |
Add beef, onion, ginger and garlic; cook until beef is browned and onion is soft, breaking up meat as it cooks, about 5 to 7 minutes. |
3. |
Add bok choy, pepper, mushrooms, and soy sauce; cook, stirring occasionally, until bok choy is wilted and pepper is tender-crisp, about 3 to 5 minutes. |
4. |
Spoon about 1/2 cup of beef mixture into each lettuce leaf. |
5. |
Note: to serve 4, increase quantities to 1 lb beef; 1 cup chopped onion; 2 tbsp ginger; 2 tbsp garlic, 1 cup bok choy; 1 bell pepper; 2 tbsp soy sauce and 8 lettuce leaves. |