Unstuffed Pepper Bowls

2 Tbsp olive oil, divided

1 small yellow onion, diced (1 cup)

2 cups chopped bell pepper (any color)

Salt and freshly ground black pepper, to taste

1 lb lean ground turkey

2 cloves garlic, minced (2 tsp)

1 tsp chili powder

1 tsp ground cumin

Few dashes cayenne pepper, (optional)

1 (14.5 oz) can diced tomatoes, drained

3 Tbsp minced fresh parsley

2 (10 oz) pkgs. frozen cauliflower rice, cooked according to package instructions and seasoned with salt

1 cup finely shredded cheddar cheese (optional)