Sweet Potato Quiche

Bahan-bahan (8 porsi)

• 1 Whole Wheat Pie Crust
• 2 tablespoons extra virgin olive oil (divided)
• 1 large sweet potatoes ((or 2 small) about 1 pound)
• 3/4 teaspoon kosher salt (divided)
• 1 large yellow onion (thinly sliced)
• 4 large eggs
• 2/3 cup milk
• 1/4 teaspoon ground nutmeg
• 4 ounces goat cheese (crumbled)
• 1 tablespoon fresh rosemary (chopped)