Savory Mushroom "Popover Pie"

Ingredients

 * 2 cups fresh sliced cremini mushrooms
 * 1 cup thinly sliced or cubed yellow squash
 * ¼ cup diced onion
 * ¾ cup canned black beans, drained and rinsed
 * ½ tsp dried basil
 * ¼ tsp dried thyme
 * ¼ tsp garlic powder
 * salt and ground black pepper to taste
 * 1 tbsp margarine
 * ½ cup all-purpose flour
 * ½ cup skim or low-fat milk
 * 2 large eggs, beaten
 * ½ cup shredded provolone cheese

Directions

 * 1) Preheat oven to 425 °F.
 * 2) Coat large skillet with nonstick spray, and heat over medium heat until hot.
 * 3) Add mushrooms, squash and onion, and cook, stirring often, until softened, about 8 minutes.
 * 4) Stir in black beans, basil, thyme, garlic powder, salt and pepper, and cook.
 * 5) Cover, and remove from heat.
 * 6) Spray 9-inch deep-dish pie plate with nonstick cooking spray.
 * 7) Add margarine, and heat in oven until margarine has melted.
 * 8) In medium bowl, whisk together flour, milk and eggs.
 * 9) Pour mixture into pie plate, and bake 12 to 15 minutes, or until crust is puffed and brown.
 * 10) Spoon mushroom mixture into crust, and top with cheese.
 * 11) Bake 7 to 10 minutes, until cheese is melted.
 * 12) Serve warm.