Easy Cheesy Baked Tortellini

INGREDIENTS

1 tbsp

olive oil

small onion, diced

3 cloves

garlic, minced

6 cups

fresh spinach leaves

jar DeLallo Marinara Pasta Sauce

1 15 ounce can

diced tomatoes

1 tsp

dried oregano

1 tsp

dried basil

crushed red pepper flakes

2 tbsp

freshly chopped basil

Salt and black pepper,

2 20 ounce packages

refrigerated cheese tortellini

2 cups

shredded mozzarella cheese, divided

1/2 cup

shredded Parmesan cheese, divided

Freshly chopped basil, for garnish, if desired