01 -
1 cup shredded mozzarella cheese
02 -
1/4 cup Parmesan, finely grated
03 -
1 tsp dried Italian herbs
04 -
1/2 tsp optional red chili flakes for heat
05 -
2 tbsp olive oil for cooking
06 -
1 lb thinly cut beef sirloin
07 -
1 can (14.5 oz) diced tomatoes with liquid
08 -
1 green bell pepper, cut into strips
09 -
1 red bell pepper, cut into strips
10 -
Salt and pepper as needed
11 -
1 small onion, diced small
12 -
3 garlic cloves, finely minced
13 -
2 cups of uncooked penne pasta
14 -
Fresh parsley, optional for serving
15 -
2 cups low-sodium beef broth