Ingredients
- 1 garlic clove, halved
- Olive oil for brushing plus 4 tablespoons, divided
- 2 cups chopped onions
- Coarse kosher salt
- 2 1/4 pounds russet potatoes, peeled, very thinly sliced
- 8 tablespoons (packed) grated Pecorino Romano cheese, divided
- 3 tablespoons drained capers
- 2 cups low-salt chicken broth
Description
Capers, A Common Ingredient In Traditional Sicilian Cooking, Give This Gratin A Tangy, Briny Flavor.
Bon Appetit Magazine
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