Squash Gratin

Instructions

1. 1

   With the rack in the middle position, preheat the oven to 200 °C (400 °F). Line a baking sheet with parchment paper. Butter a 20-cm (8-inch) square baking dish.

2. 2

   Slice the top off the garlic bulbs and wrap them individually in foil. Place on the sheet. Set aside.

3. 3

   Place the squash on the same sheet, flesh side down. Bake the garlic for about 40 minutes and the squash for about 1 hour or until tender. Let cool.

4. 4

   Squeeze the flesh of the garlic out from the bulb. Set aside.

5. 5

   With a spoon, remove the flesh of the squash. Set aside.

6. 6

   In a bowl, blend the squash purée and garlic with an electric mixer. Add the Swiss cheese, egg yolks, onions and allspice. Season with salt and pepper.

7. 7

   In another bowl, whisk the egg whites with an electric mixer until stiff peaks form. With a spatula, gently fold in the squash mixture. Spread in the baking dish.

8. 8

   Bake for approximately 30 minutes. Set aside.

9. 9

   Preheat the oven to broil.