Chicken Parmesan Casserole

INGREDIENTS

2 tbsp

olive oil

2 cloves

garlic (, crushed and finely chopped)

1/4 tsp

crushed red pepper flakes (, or to taste)

skinless (, boneless chicken breast halves)

2 cups

prepared marinara sauce

1/4 cup

chopped fresh basil

1 8 ounce package

shredded mozzarella cheese, divided

1/2 cup

grated Parmesan cheese (, divided)

1 5 ounce package

garlic croutons