Tabitha Brown’s Healthy Vegan Pizza Bagels

Name: Tabitha Brown’s Healthy Vegan Pizza Bagels
Cuisine: Italian
Ingredients: 6 onion bagels, halved; ⅓ cup olive oil (80 mL); 25 oz marinara sauce (705 g), 1 jar, with basil; 2 tablespoons garlic, minced; 8 oz shredded vegan mozzarella cheese (225 g), 1 bag; 8 oz shredded vegan pepper jack cheese (225 g), 1 bag; 12 oz vegan italian sausage (340 g), sliced for pepperoni or ground for sausage; 1 ½ cups red onion (225 g), chopped; 2 cups button mushroom (150 g), sliced; ½ cup bell pepper (50 g), red and green, diced; ½ cup black olive (65 g), sliced; 2 tablespoons dried oregano; fresh herb, torn, for garnish