Cheesy Potato and Cauliflower Bake

Instructions

1. 1

   Preheat your oven to 375°F (190°C).

2. 2

   In a large pot, bring water to a boil and add the diced potatoes. Cook for about 5 minutes, then add the cauliflower florets. Continue cooking for another 5 minutes until both are tender. Drain and set aside.

3. 3

   In a saucepan over medium heat, melt the butter and add the chopped onion. Sauté until the onion is translucent.

4. 4

   Stir in the mustard and milk, and bring the mixture to a simmer.

5. 5

   Gradually add the shredded cheese, stirring continuously until the cheese is fully melted and the sauce is smooth.

6. 6

   In a baking dish, combine the cooked potatoes and cauliflower with the cheese sauce, mixing well to ensure everything is coated.

7. 7

   Bake in the preheated oven for 20-25 minutes, or until the top is golden and bubbly.

8. 8

   Remove from the oven and let it cool for a few minutes before serving.