Pepperoni Pasta Bake

3 cups wagon wheel or uncooked spiral pasta
1 can (4 ounces) mushroom stems and pieces, undrained
1 package (3-1/2 ounces) sliced pepperoni, quartered
3/4 cup chopped green pepper
1 medium onion, chopped
1 jar (14 ounces) spaghetti sauce
1 can (8 ounces) tomato sauce
1 can (6 ounces) tomato paste
1 cup (4 ounces) shredded cheddar cheese
2 cups (8 ounces) shredded part-skim mozzarella cheese

Cook pasta according to package directions; drain and place in a large bowl. Add the mushrooms, pepperoni, green pepper and onion. Stir in the spaghetti sauce, tomato sauce, tomato paste and cheddar cheese.

Transfer to a greased 3-qt. baking dish. Cover and bake at 350° for 50 minutes. Uncover; sprinkle with mozzarella cheese. Bake 10 minutes longer or until cheese is melted. Makes 6 servings.