These 4-Ingredient Banana Oatmeal Cookies are a whole grain and naturally sweetened healthy breakfast, snack, or dessert! Gluten-free, dairy-free, and vegan.The original recipe was updated in March 2024.
Preheat oven to 350 degrees Fahrenheit. Line a large cookie sheet with parchment paper.
In a medium bowl, mash bananas with a fork. Add oats, cinnamon, vanilla extract, and salt. Add additional mix-in's if desired. Stir until oats are coated and mixture is evenly combined.
Using a #40 cookie scoop or tablespoon, scoop the batter and form into ball. Place onto baking sheet in even rows. Flatten each dough ball slightly with the palm of your hand for a slightly flatter cookie.
Bake for 12-14 minutes. Remove from oven and allow to sit on cookie sheet for 2-3 minutes before transferring to a cooling rack.
Notes
To substitute rolled oats: You can use rolled oats in this recipe by pulsing oats a few times in a food processor to chop them up. To store: Keep the 4-ingredient oatmeal cookies in an airtight container at room temperature for 2-3 days. Cookies can also be stored in the refrigerator for up to a week.