Gluten-Free Portobello Pizza

Details

Ingredients

• cooking spray
• 4 large portobello mushroom cups, gills removed
• 3 tablespoons extra-virgin olive oil
• 1 pinch salt and ground black pepper to taste
• 2 cups sliced fresh mozzarella cheese, divided
• ½ cup sliced cherry tomatoes
• ½ cup chopped fresh basil