Pasta Pizza Pie

PASTA PIZZA PIE

1 Tbsp. vegetable oil
1 large onion, chopped (about 1 cup)
1 cup sliced mushroom (about 3 oz.)
Vegetable cooking spray
1 egg, beaten
1/4 cup milk
3 1/2 cups cooked tri-color or plain corkscrew-shaped pasta
1 cup shredded part-skim mozzarella cheese (4 oz.)
1 1/2 cups traditional Italian sauce or cups Tomato, Basil & Garlic Italian Sauce

Heat oil in large skillet over medium heat. Add onion and mushrooms and cook until tender and almost all liquid is evaporated. Remove from heat. Spray 12" pizza pan with cooking spray. Mix egg, milk, pasta and 1/2 cup cheese. Spread pasta mixture in an even layer on prepared pan. Bake at 350 degrees for 20 minutes. Spread pasta sauce over pasta crust. Top with onion mixture. Sprinkle with remaining cheese. Bake for 18 minutes or until cheese is melted and sauce is hot. Let stand 5 minutes. Makes 4 servings