What type of muffins does McDonald’s® serve during breakfast? March 21, 2022 07:27 Updated At McDonald's, we use wholegrain muffins for our breakfast menu items. Each wholegrain muffin contains 8g of wholegrain, which provides half a serving of whole-grains. Related articles What vegetarian options do you offer? Why is there a difference in pricing for the same item at your different restaurants? I received expired hotcake syrup; can you explain why? Does McDonald’s® serve all-day breakfast? I have a large order. Can I order online?