Zesty Italian Tuna Casserole Recipe - (4.7/5)

Ingredients

• 1 can or 2 packages chunk tuna
• 2/3 cup small or thin pasta
• 2 teaspoons olive oil
• 1/2 cup onion, finely chopped
• 2 1/2 teaspoons garlic, minced
• 1/2 cup mushrooms, sliced
• 1 can stewed tomatoes
• 1/4 cup plus 2 tablespoons mozzarella cheese, divided
• Red pepper flakes, to taste