Vegan Matcha Muffins (Easy And Fluffy!)

0 Preheat the oven to 340°F / 170°C. Line a 12 muffin-cupcake tray with paper liners. Set aside. 
1 Sift whole wheat flour, oat flour, baking powder, baking soda, soda, sugar, salt, and matcha powder into a medium bowl.  
2 In a separate small bowl, whisk together yogurt, oil, apple sauce, flax egg, or egg, and vanilla extract until combined.
3 Add the flour mixture to the yogurt mixture and gently fold until the batter is smooth. Avoid over mixing.
4 Divide the batter among 12 muffin liners. Bake for 15-18 minutes until an inserted toothpick comes out clean.
5 Allow the muffins to cool in the pan for five minutes before removing. Transfer to a wire rack to cool completely.
6 Store muffins in an airtight container in a cool dry place for up to three days.