
Cauliflower and Caramelized Onion Tart
Difficulty: Easy
Servings: Serves: 4
Source:
Smitten Kitchen
Ingredients
1 small head cauliflower cut into 1-inch florets
3½ tablespoons olive oil
1 teaspoon truffle oil optional
1 tart shell
1 large onion halved lengthwise and sliced thin
1 tablespoon dijon mustard
2 large eggs
8 ounces mascarpone or a bit