Craving something sweet but healthy? These 3-ingredient butter cookies are made with sweet potatoes, oat flour, and melted butter—no wheat, no refined sugar, and no fuss! Soft, naturally sweet, and toddler-friendly, they’re perfect for guilt-free snacking.
You can make them in either the air fryer or oven at 180°C—ready in just 15 minutes!
⭐ Why You’ll Love These Cookies:
- Just 3 wholesome ingredients
- No sugar (honey optional)
- Gluten-free, dairy-optional, and great for kids
- Quick to prep & bake in oven or air fryer
- Fun to shape with cookie cutters!
📝 Ingredients
- 3 small sweet potatoes, boiled or roasted and mashed (about 1 cup mashed)
- 50g melted butter (unsalted)
- 150g oats, blended into flour
- 1 tablespoon honey (optional, for extra sweetness)
🍪 Instructions
- Preheat your air fryer or oven to 180°C (350°F).
- In a mixing bowl, combine the mashed sweet potatoes and melted butter until smooth.
- Stir in the oat flour until a soft, workable dough forms. If using honey, add it here and mix well.
- Place the dough between two sheets of parchment paper and roll it out to about ½ cm thickness.
- Use your favourite cookie cutters to cut out shapes. Transfer the cutouts to a parchment-lined air fryer tray or baking sheet.
- Bake or air fry for 15 minutes at 180°C, or until the edges are lightly golden.
- Let cool completely—they firm up as they cool.
🔄 Tips & Variations
Store in an airtight container for up to 4 days
Add a pinch of cinnamon or vanilla for extra flavor
Use dairy-free butter for a vegan version

