Mexican Meatball and Chipotle Soup (Sopa de Albondigas y Chipotle)

Ingredients (17)

• + 6 Roma (plum) tomatoes, quartered add to pantry
• + ½ onion add to pantry
• + 2 chipotle peppers in adobo sauce, or more to taste add to pantry
• + 3 cloves garlic add to pantry
• ✓ 1 tablespoon olive oil
• + 2 quarts chicken stock add to pantry
• + 1 pound ground beef add to pantry
• + 1 pound ground pork add to pantry
• + 1 egg add to pantry
• + ¼ cup uncooked basmati rice add to pantry
• + 1 tablespoon finely chopped mint leaves add to pantry
• + ¼ teaspoon dried oregano add to pantry
• + salt and ground black pepper to taste add to pantry
• ✓ salt and ground black pepper to taste
• + 4 potatoes, peeled and cubed add to pantry
• + 4 small zucchini, cubed add to pantry
• ✓ salt to taste