Heirloom Tomato Gratin

• garlic clove↗1

  cut in half

• extra virgin olive oil↗3 tablespoons
• large vidalia onion↗1

  chopped

• orange zest1⁄2 teaspoon

  grated

• orange juice↗3 tablespoons
• honey↗2 teaspoons
• fresh thyme↗1 tablespoon

  chopped

• mixed heirloom tomatoes↗4 lbs

  thickly sliced

• fresh breadcrumbs↗2 cups
• pecorino romano cheese↗1⁄4 cup

  grated

Step-by-step instructions

1. 1

   Heat oven to 425 degrees.

2. 2

   You'll need a shallow 2- to 2 1/2-quart baking or gratin dish.

3. 3

   Vigorously rub inside of dish with garlic, discard garlic.

4. 4

   Brush dish with 1 T oil to coat.

5. 5

   Heat 1 1/2 T oil in large skillet over medium low heat.

6. 6

   Add onion and cook 15 minutes, stirring often, just until translucent and tender, but not browned.

7. 7

   Remove from heat, stir in orange zest and juice, honey and 1 1/2 t thyme.

8. 8

   Scatter half over bottom of prepared dish; top with half of the tomatoes and season with half the salt and pepper.

9. 9

   Top with remaining onion mixture, tomatoes, salt and pepper, overlapping tomato slices to fit.

10. 10

    Mix bread crumbs, cheese and remaining 1/2 T oil and 1 1/2 t thyme until crumbs are evenly moistened.

11. 11

    Sprinkle over tomatoes.

12. 12

    Bake 20-24 minutes until crumbs are golden and juices bubble.

13. 13

    Serve hot or warm.