Baked Italian-Style Cauliflower

INGREDIENTS

1 tbsp

olive oil

1 cup

chopped onion

garlic cloves, minced

6 oz

lean ground sirloin

1/4 tsp

kosher salt

1/4 tsp

crushed red pepper

1/4 tsp

black pepper

1 1/2 cups

lower-sodium marinara sauce (such as McCutcheon's)

2 oz

pitted kalamata olives, coarsely chopped

1 1/2 lb

cauliflower, cut into florets

Cooking spray

1 oz

French bread baguette, torn into 1-inch pieces

1/4 cup

grated fresh pecorino Romano cheese