Four Cheese Spaghetti Squash

Name: Four-Cheese Spaghetti Squash
Ingredients: 4 spaghetti squash, halved and seeded; 0.25 c. extra-virgin olive oil; 3 tbsp. butter; 3 cloves garlic, minced; 3 tbsp. all-purpose flour; 0.5 c. milk; 0.5 c. low-sodium chicken broth; 0.5 c. shredded mozzarella; 0.5 c. shredded Parmesan; 0.333 c. shredded provolone; 0.333 c. shredded fontina