Grilled Cheese and Tomato Soup

Name: Grilled Cheese and Tomato Soup
Prep time: 15 min
Cook time: 1 h 16 min
Total time: 1 h 31 min
Cuisine: European, American, Mediterranean
Ingredients: 8 large Roma Tomatoes, trimmed, quartered; 4 tablespoons Olive Oil, divided; 1 teaspoon Kosher Salt, divided; 1/2 teaspoon Black Pepper, divided; 1 medium Yellow Onion, diced; 3 cloves Garlic, minced; 2 teaspoons dried Basil; 1 tablespoon Italian Seasoning; 4 cups Low-Sodium Vegetable Broth; 2 tablespoons Maple Syrup; 1 cup Coconut Milk, divided; 2 tablespoons fresh Basil for garnish; 4 tablespoons Butter, room temperature; 8 slices Gluten-free Sandwich Bread; 1 cup shredded Cheddar Cheese; 1/3 cup shredded Mozzarella Cheese