Ground Beef Stuffed Pepper Skillet

Name: Ground Beef Stuffed Pepper Skillet
Ingredients: 1 tablespoon extra virgin olive oil; 1 pound ground turkey, chicken, or lean ground beef; 1 medium yellow onion, diced; 1 tablespoon Italian seasoning; 2 teaspoons ground cumin; 1 teaspoon kosher salt; ½ teaspoon ground black pepper; 3 garlic cloves, minced (about 1 tablespoon); 12 ounces frozen chopped spinach, thawed and thoroughly drained; 1 red bell pepper, cored and diced; 1 green bell pepper, cored and diced; 2 cups water; 1 (15-ounce) can fire-roasted diced tomatoes with juices; 1 (8-ounce) can no-salt-added tomato sauce; 1 tablespoon Worcestershire sauce; 1 cup uncooked brown rice, rinsed and drained; ½ cup shredded cheddar cheese; ½ cup shredded pepper jack cheese (substitute Monterey jack, mozzarella, or more cheddar for a milder flavor); Optional: chopped fresh cilantro or parsley, and Greek yogurt for serving