Oatmeal Flax Blueberry Muffins

This Wednesday, July 11th, is National Blueberry Muffin Day! Enjoy this healthy recipe for blueberry muffins that you can enjoy as a breakfast, a post-workout snack, or even a dessert. Blueberries are in season during the summertime. Blueberries support heart health and reduce the risk of disease. This recipe is part of our meal planning program. Sign up today for a free guide with over 500 recipes that are RDN approved. Go here to sign up.


  • 1 cup rolled oats
  • 1 cup milk
  • 2 teaspoons vinegar
  • 3 tablespoons salted butter, melted
  • 2 eggs
  •  2/3 cup brown sugar
  • 1 teaspoon vanilla
  • 1 cup + 2 tablespoons all purpose flour
  • 2 1/2 tablespoons ground flaxmeal
  • 1 teaspoon baking powder
  • 1 teaspoon baking soda
  • 1/2 teaspoon sea salt
  • 1 cup fresh blueberries



  1.  Preheat the oven to 375. Grease a muffin tin, or use paper liners.
  2. Combine the oats and milk and vinegar in a mixing bowl. Let the oats soak while preparing other ingredients.
  3. Melt butter, let cool.


  1.  Whisk together the melted butter, egg, brown sugar, and vanilla.
  2.  Add the flour, flaxmeal, baking powder, baking soda, and salt. Stir again until evenly moistened.
  3.  Mix in the oat mixture. Fold in blueberries.
  4.  Pour batter into prepared muffin tin.
  5.  Bake muffins for 13-15 minutes, or until golden brown.


If you want to go a little crazy with these you can add a crumb topping! Crumble together 1 tablespoon cold butter, 3 tablespoons flour, and 1 tablespoon brown sugar – sprinkle this on the muffins before baking.

Leave a Comment

Your email address will not be published. Required fields are marked *