Pepperoni Pizza Bean Bake

Name: Pepperoni Pizza Bean Bake
Ingredients: 1 red bell pepper (sliced); 1 jar (24oz per jar} pasta sauce; ½ cup grated Parmesan cheese; 6 oz pepperoni (cut into small chunks); 4 can (15oz per can) butter beans (drained and rinsed); 1 tablespoon jarred minced garlic; 2 teaspoons oregano; 8 oz shredded mozzarella cheese (not needed until day of cooking) (8oz = 2 cups)