1Pre-heat oven to 180C. Spray 6 x 1 1/4 cup capacity ramekins and set aside.
2Meanwhile spray a large non-stick frying pan with oil and place over medium-high heat. Add onions and cook for 5 minutes, or until softened. Add carrots, zucchini, corn and 1 tsp thyme. Cook for 2-3 minutes, or until vegetables have slightly softened.
3Stir through tuna, parsley and macaroni and season to taste with salt and pepper. Set aside.
4Meanwhile melt spread in a small saucepan over medium-high heat. Add flour and cook stirring for 1 minute. Slowly add milk and cook, stirring for 3-5 minutes or until sauce has thickened. Season to taste with salt and pepper. Add 3 tbs parmesan and sour cream and cook for a further minute. Pour sauce through tuna mixture and stir well to combine.
5Spoon tuna mixture into prepared ramekins, then sprinkle with remaining parmesan and thyme leaves and bake for 20-25 minutes, or until golden and bubbling.
6Serve with steamed brocollini.
Any leftovers can be covered in plastic and refrigerated for 1-2 days. Reheat in the microwave or oven.