Easy Stuffed Zucchini Boats

Bahan-bahan (6 porsi)

• 3 medium zucchini (about 6 ounces each)
• 2 teaspoons olive oil
• 1 cup shredded mozzarella cheese
• 2 tablespoons shredded Parmesan cheese
• 1 pound lean ground beef (or Italian sausage)
• 1 onion (diced )
• 1 clove garlic (minced)
• 1 red bell pepper (diced)
• 1 ½ cups pasta sauce ( or marinara, divided)
• 2 teaspoons Italian seasoning
• ¼ teaspoon black pepper