Pizza Beans

Bahan-bahan (6 porsi)

• 1 tablespoon olive oil
• 1 medium onion (finely diced)
• ½ g reen bell pepper (finely diced)
• 4 cloves garlic (minced)
• ½ teaspoon dried oregano
• 1 (16 ounce) can butter beans (or large lima beans, drained and rinsed)
• 1 (16 ounce) can cannellini beans (or white kidney beans, drained and rinsed)
• 1 (8 ounce) can pizza sauce
• 1 (8 ounce) can tomato sauce
• ½ cup mini pepperoni (or chopped salami, plus more for topping)
• 1¼ cups shredded mozzarella cheese
• 2 tablespoons grated Parmesan cheese (plus more for serving)