Spinach and Jerusalem Artichoke Pie

• ½ recipe Savory Pie Dough
• 2 (10-ounce) packages frozen spinach

Prepare the dough and set aside. Preheat the oven to 375 degrees.

Thaw the spinach, squeeze between your hands to extract as much liquid as possible, and set aside. Scrub the Jerusalem artichokes, cut into thick chunks, and set aside.

Sauté the onion in the olive oil, a