Step 1

Preheat the oven to 400℉/200℃. Position rack to middle.

Step 2

Paper line 12 muffin cups.

Step 3

Combine oats and buttermilk in small bowl. Let stand while preparing other ingredients.

Step 4

In a large mixing bowl, combine flour, baking powder, baking soda,salt and brown sugar. Whisk together. Set aside.

Step 5

Add beaten egg, oil and lemon zest to oat mixture. Mix well.

Step 6

Add oat mixture all at once to the dry ingredients. Stir just until moistened.

Step 7

Gently fold in the blueberries.

Step 8

Fill muffin liners 3/4 full.

Step 9

Bake for 15-22 minutes or until top bounces back when lightly touched.

Step 10

Remove from heat. Gently lift out the muffins and transfer to a wire rack to cool off.