INGREDIENTS
1 lb
Ground beef
1/2
Bell pepper, medium green sweet
1/2
Bell pepper, medium red sweet
1 tsp
Garlic powder
1/2 cup
Mushrooms
1/2
Onion, medium
2
Zucchinis, medium
1 tsp
Worcestershire sauce
1/2 tsp
Black pepper
1 tsp
Salt
2 tbsp
Butter
2
slices Provolone cheese