Preheat oven to 375 degrees.
In mixing bowl, combine milk, oil and honey. Add egg and blend well.
Combine flour and baking powder in a separate bowl and add to wet ingredients. Stir together thoroughly.
Add vanilla and fold in blueberries.
Step 2: Bake
Grease a muffin tin and fill two-thirds full.
Bake for 20 to 25 minutes, or until a toothpick inserted in the center of a muffin comes out clean.
Cool before serving and store in a sealed container.