Preheat the oven to 400ºF. In a bowl, combine the flour, baking powder, baking soda, and cinnamon.
In a small bowl, beat the egg with a fork. Add the egg, milk, maple syrup, and vanilla extract to the flour mixture. Mix until well blended. Fold in the blueberries, strawberries, and bananas.
Pour the mixture into the muffin molds. (you can butter the muffin cups if you are not using a non-stick mold Place in the oven on the center rack and bake for about 10-12 minutes or until the muffins are golden brown.
Remove from the oven and let them cool for a few minutes. Enjoy!
Notes
Easy to enjoy on the go or as a healthy breakfast or snack! Customize them with your favorites — fresh berries, nuts and seeds, or chocolate chips!