Tomato, Squash, and Red Pepper Gratin


5 teaspoons olive oil, divided

2 cups chopped red onion

1 1/2 cups chopped red bell pepper

1 pound yellow squash, cut into 1/4-inch thick slices (about 3 1/2 cups)

1 tablespoon minced garlic

1/2 cup cooked quinoa

1/2 cup thinly sliced fresh basil, divided

1 1/2 teaspoons chopped fresh thyme

3/4 teaspoon salt, divided

1/2 teaspoon black pepper

1/2 cup milk

3 ounces aged Gruyre cheese, shredded (about 3/4 cup)

3 large eggs, lightly beaten

Cooking spray

1 1/2 ounces French bread baguette, torn

1 (12-ounce) beefsteak tomato, seeded and cut into 8 slices

Method of Preparation:

1. Preheat oven to 375.

2. Heat a large nonstick skillet over medium heat. Add 4 teaspoons oil; swirl to coat. Add garlic and onion; cook 3 minutes. Add bell pepper; cook 2 minutes. Add squash ,cook 4 minutes. Place vegetable mixture in a large bowl. Stir in quinoa, 1/4 cup basil, thyme, 1/2 teaspoon salt, and black pepper.

3. Combine remaining 1/4 teaspoon salt, milk, cheese, and eggs in a medium bowl, stirring with a whisk. Add milk mixture to vegetable mixture, stirring until just combined. Spoon mixture into an 11 x 7?inch glass or ceramic baking dish coated with cooking spray.

4. Place bread in a food processor; pulse until coarse crumbs form. Return skillet to medium-high heat. Add remaining 1 teaspoon oil to pan; swirl to coat. Add breadcrumbs; cook 3 minutes or until toasted. Arrange tomatoes evenly over vegetable mixture. Top evenly with breadcrumbs. Bake at 375 for 40 minutes or until topping is browned. Sprinkle with remaining 1/4 cup basil.