Cheesy Low-Carb Tuna Casserole

Step 1Preheat oven to 180 °C/ 355 °F (conventional), or 160 °C/ 320 °F (fan assisted).

Step 2Chop the broccoli and cauliflower into small florets and steam until just tender. Set aside to cool slightly. If you're using frozen and thawed vegetables, you won't have to cook them.

Step 3Add the vegetables and tuna to a large ovenproof dish and pour over the sauce, then gently stir through.

Step 4Sprinkle with the cheese.

Step 5Bake 15 minutes or until golden on top.

Step 6Serve or let it cool down and store in the fridge up to 5 days. Reheat before serving.