Learning to make homemade baked banana chips is a game-changer for anyone seeking a healthy, satisfying snack. The secret lies in a low and slow baking process, transforming fresh bananas into deliciously crisp, naturally sweet bites. I remember the first time I tried making these, I was so impressed by how simple it was to achieve such a fantastic texture without any added oils. This recipe is perfect for meal prep, a quick grab-and-go snack, or even a topping for your morning yogurt. These baked banana chips offer a wonderful alternative to store-bought versions, giving you full control over the ingredients and ensuring a fresh, wholesome treat.
Key takeaways
- Ensure banana slices are uniformly thin for even drying.
- Bake at a low temperature to prevent burning and allow moisture to evaporate.
- Flip the chips halfway through baking for consistent crispness on both sides.
- Cool completely on a wire rack to achieve maximum crispness.

Crispy Baked Banana Chips: Your New Favorite Snack!
Ingredients
Method
- Preheat the oven to 200F.
- Line a baking sheet with parchment paper.
- Arrange the banana slices in a single layer, bake for 2 hours, flip the slices, and then bake for another 1 hour, or until bananas have reached your desired crispness.
- Allow to cool completely, they will continue to crisp up as they cool.
Notes
– If your chips aren’t fully crisp after cooling, you can return them to a 175°F (80°C) oven for another 30-60 minutes. Nutrition information is an estimate, calculated automatically. Values vary with brands, substitutions and portion sizes.
The Science Behind Crispy Baked Banana Chips
Achieving crispy baked banana chips relies on controlled dehydration and preventing steaming. Bananas, especially when sliced, contain a significant amount of water. When placed in the oven, the primary goal is to evaporate this moisture efficiently without burning the natural sugars. The key is low and slow baking. A moderate oven temperature (around 250-300°F or 120-150°C) allows the water to turn into vapor and escape the banana slices gradually. If the oven temperature is too high, the exterior of the banana slices will cook and caramelize too quickly, forming a barrier that traps moisture inside. This trapped steam will then cook the banana from the inside out, resulting in a soft, chewy texture rather than a crisp one. Using parchment paper is crucial as it prevents sticking and ensures even heat distribution across the baking sheet, further aiding in uniform dehydration. Flipping the chips halfway through the baking process is also essential for even drying and crisping on both sides. The goal is to reach a point where the banana slices are dry and brittle, similar to how potato chips achieve their crispness through frying, but through a dry heat method.
Troubleshooting
- Problem: Chips are soft and chewy, not crispy.
Fix: Increase baking time and/or slightly lower the oven temperature to allow for more thorough dehydration. Ensure slices are uniformly thin. You may need to bake them longer at a lower temperature to fully drive off moisture.
- Problem: Chips are burnt on the edges and soft in the middle.
Fix: Reduce the oven temperature significantly. The sugars in the banana are caramelizing too quickly before the moisture can evaporate. Try baking at a lower temperature for a longer period.
- Problem: Chips are sticking to the baking sheet.
Fix: Ensure you are using parchment paper or a silicone baking mat. If they are still sticking, they may not be dry enough; continue baking for a few more minutes. Allow to cool completely on the rack.
- Problem: Chips are unevenly browned and crispy.
Fix: Ensure banana slices are of uniform thickness. Arrange slices in a single layer on the baking sheet, leaving space between them for air circulation. Flip them more frequently during baking.
Substitutions
- Bananas: While this recipe is specifically for bananas, you could experiment with other firm fruits like plantains (which will yield a less sweet, starchier chip) or even thinly sliced apples (which will have a different flavor profile and texture, leaning more towards dried fruit than a chip).
- Oven: A dehydrator can be used. Set it to approximately 135°F (57°C) and dehydrate for 6-12 hours, or until crisp, checking frequently after the 6-hour mark.
- Parchment Paper: A silicone baking mat can be used as an alternative to parchment paper for preventing sticking and ensuring even baking.
Pro tips
- For extra flavor, sprinkle a little cinnamon or a pinch of sea salt on the banana slices before baking. – Ensure slices are uniform in thickness (about 1/4 inch) for even baking and crispness.
- If your chips aren’t fully crisp after cooling, you can return them to a 175°F (80°C) oven for another 30-60 minutes.
Enjoy these delightful homemade baked banana chips as a wholesome snack. Experiment with spices like nutmeg or ginger for different flavor profiles. Happy snacking!
Frequently asked questions
Why are my banana chips not crispy?
This usually happens when there is still too much moisture trapped in the banana slices. Ensure your slices are thin and uniformly cut. Try baking them at a lower temperature for a longer duration to allow for complete dehydration. Ensure they are fully cooled on a rack.
Can I use unripe bananas for chips?
Unripe bananas have a higher starch content and lower sugar content, which will result in a less sweet and potentially tougher chip. Ripe but firm bananas are ideal for achieving a balance of sweetness and crispness in baked chips.
How can I prevent my banana chips from burning?
The key is to bake them at a low temperature, typically between 250-300°F (120-150°C). If your oven runs hot, consider using an oven thermometer. Flipping the chips halfway through also helps ensure even cooking and prevents edges from burning before the center is dry.
How should I store baked banana chips?
Once completely cooled, store the banana chips in an airtight container at room temperature. If they are not fully dry, they can absorb moisture from the air and become soft. Properly stored, they should remain crispy for up to a week.
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