Preheat the oven to 350 degrees

Line a muffin tin with cupcake liners or grease tin

Process oats in a blender or food processor until ground to make oat flour. Add all the remaining ingredients and process until well blended

Transfer to muffin tin, evenly distributing across 12 tins

Bake for 18-20 minutes or until a toothpick comes out clean

Let muffins cool on cooling rack for 15 minutes