Beef Sub on Naan

Ingredients

• • 1 lb (450 g) lean ground beef
  • 1/4 cup (60 ml) vegetable oi
  • 1 onion, cut into thin wedges
  • 1 green bell pepper, seeded and cut into strips
  • 1/2 cup (125 ml) chicken broth
  • 1 tbsp (15 ml) Worcestershire sauce
  • 4 naan bread
  • 1 1/2 cups (150 g) grated mozzarella cheese
  • 3 cups (180 g) thinly sliced iceberg lettuce
  • 1 tomato, cut into half-slices
  • 1 tbsp (15 ml) balsamic vinegar

  • 1 tsp dried oregano