1. 1. Preheat the oven to 375°F (190°C).

2. 2. Peel and slice the carrots into thin rounds.

3. 3. Boil the carrots in a pot of water until they are tender, about 10-15 minutes.

4. 4. Drain the carrots and set aside.

5. 5. Prepare mashed potatoes according to your favorite recipe or using instant mashed potatoes.

6. 6. In a baking dish, layer the cooked carrots at the bottom.

7. 7. Spread the mashed potatoes over the carrots.

8. 8. Bake in the preheated oven for 25-30 minutes, until the top is golden brown.

9. 9. Serve hot and enjoy!