Tortellini with Tomato Cream Sauce

From Simple and Delicious Magazine

1 pkg (16 oz) frozen cheese tortellini
1 small onion, chopped
2 tbsp. olive oil
3 garlic cloves, minced
1 can (14 1/2 oz) diced tomatoes, undrained
1 pkg (10 oz) frozen chopped spinach, thawed and squeezed dry
1 1/2 tsp dried basil
1 tsp salt
1/2 tsp pepper
1 1/2 heavy whipping cream
1/2 cup Parmesan cheese
Additional grated Parmesan cheese, optional

Cook tortellini according to package directions. Meanwhile, in a large skillet, saute onion in oil until tender. Add garlic; cook 1 minute longer. Add the tomatoes, spinach, basil, salt and pepper. Cook and stir over medium heat until liquid is absorbed, about 3 minutes.

Stir in cream and cheese. Bring to a boil. Reduce heat; simmer, uncovered for 8-10 minutes or until thickened.

Drain tortellini; toss with sauce. Sprinkle with additional cheese if desired.