Mammoth

I believe you are referring to the "Mammoth" as a size or quantity of a food item, rather than it being a specific type of food. The term "mammoth" is commonly used to describe something large or enormous. Therefore, a "mammoth" food item would be an extremely large portion or serving of a particular food.

For example, you may find a "mammoth" size of:

1. Mammoth Burgers: An extremely large hamburger, often weighing more than a pound, with multiple patties and numerous toppings.

2. Mammoth Pizza: An extremely large pizza, often exceeding 30 inches in diameter, with a variety of toppings.

3. Mammoth Sandwich: An oversized sandwich, typically containing large portions of meats, cheeses, and vegetables.

4. Mammoth Sundae: A huge ice cream sundae, usually made with multiple scoops of ice cream, various toppings, and whipped cream.

These "mammoth" food items are often served at restaurants, fairs, or events as a challenge for customers to finish within a certain time limit. Consuming such large portions of food can have negative health effects, so it's essential to be mindful of portion sizes and maintain a balanced diet.