Milk, butter, salt and pepper are commonly mixed in after the carrots are mashed.
[1] Carrots can also be roasted in the oven before mashing.
These include onions, parsnips, turnips, squash, and rutabaga.
[8] The main ingredients are: Herbs, spices and other ingredients are often added: To create mashed carrots, the carrots are prepared and cut into a uniform size and boiled, steamed or roasted.
The cooked carrots then can be mashed in a food processor or by hand with a potato masher.