From Smitten Kitchen
Root Vegetable Gratin
- Makes
- Servings: 8 to 10
- Ingredients
- 14
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Ingredients
- Olive oil
- 1 large onion, sliced (1 1/2 cups)
- 2 cups (1/4-inch-sliced) fennel, top and core, if thick, removed
- 3 cloves garlic, minced (1 tablespoon)
- 1 pound sweet potatoes, peeled and sliced 1/4-inch thick
- 1 pound celery root, peeled and sliced 1/4-inch thick
- 1 pound yukon gold, peeled and sliced 1/4-inch thick
- 1 cup heavy cream (see Note up top)
- 2 cups chicken or vegetable stock or broth
- 2 cups grated gruyere cheese (6 ounces with rind)
- 2 teaspoons minced fresh thyme leaves
- Kosher salt and freshly ground black pepper
- 2 1/2 cups coarse fresh breadcrumbs or panko (what I used)
- 2 to 3 tablespoons melted butter
The method
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