Blueberry Banana Lemon Muffins

1 Preheat oven to 375°F (190°C). Brushed muffin tin with melted coconut oil generously, to prevent sticking. You can also use muffin liners. 
2 Mash bananas and whisk in honey/maple syrup, egg, coconut oil, oat milk, vanilla, lemon zest, and juice.
3 In another bowl, whisk flour, baking powder, baking soda, and salt.
4 Stir dry mixture into wet until just combined.
5 Fold in blueberries gently.
6 Divide batter into muffin cups and bake 18-20 minutes, until a toothpick comes out clean.