Good-Cooking - Camper's Pizza Skillet Delight

Ingredients

• 1 pounds ground beef
• 1 (4 ounce) can sliced mushrooms
• Water
• 1 (8 ounce) can pizza sauce
• 3 cups Uncle Ben's Quick Brand Rice
• 1 large green bell pepper, chopped
• 1 1/2 teaspoons salt
• 1 teaspoon oregano
• 1/4 cup grated Parmesan cheese
• 6 thin slices mozzarella cheese