Seasoned with cinnamon and nutmeg, these Walnut Oatmeal Spice Muffins have the perfect flavor. Nothing tastes better alongside a morning cup of coffee.

Muffins make a wonderful breakfast, especially if you prefer to prep ahead. I started my muffin obsession with mini sausage pancake muffins and it grew from there. These Walnut Oatmeal Spice Muffins are among my favorites — hearty, warmly spiced, and studded with walnuts. Split one, add a thick pat of butter, pour a hot coffee, and you’ve got a cozy morning bite.

Walnut Oatmeal Spice Muffins Instructions:
Preheat the oven to 400°F (204°C). Prepare a 12-cup muffin tin with nonstick spray or liners. In a large bowl, whisk together 1 cup rolled oats, 2 2/3 cups flour, 1/3 cup sugar, 1/3 cup brown sugar, 2 tablespoons baking powder, 1/2 teaspoon salt, 2 teaspoons ground cinnamon, and 1/4 teaspoon ground nutmeg. In a separate bowl beat 2 eggs, then add them to the dry ingredients. Stir in 1 1/2 cups milk and 1/2 cup vegetable oil until combined. Fold in 1 cup chopped walnuts. Let the batter rest 30–35 minutes so the oats soften, which helps keep the muffins moist. Spoon batter into the muffin tin about 3/4 full. Bake 17–18 minutes or until a toothpick inserted into the center comes out clean. Cool slightly before serving.
Cooking Tip:
Oat-based muffins can sometimes be dry. Letting the batter rest for at least 30 minutes gives the oats time to absorb liquid and results in a moister muffin. Cover the bowl and set it aside before baking.

More muffin recipes to try:
Double Chocolate Chip Oatmeal Muffins: rich and chocolatey — perfect when you want decadence.
Chocolate Chip Pumpkin Muffins: a favorite for fall, full of pumpkin spice and chocolate.
Coffee Cake Muffins: simple to make and topped with a lovely icing for an extra treat.
Walnut Oatmeal Spice Muffins
Jennie Duncan
Ingredients
- 1 cup Rolled oats
- 2 2/3 cups Flour
- 1/3 cup Sugar
- 1/3 cup Brown sugar
- 2 tablespoons Baking powder
- 1/2 teaspoon Salt
- 2 teaspoons Ground cinnamon
- 1/4 teaspoon Ground nutmeg
- 2 Eggs
- 1/2 cup Vegetable oil
- 1 1/2 cups Milk
- 1 cup Walnuts, chopped
Instructions
- Preheat oven to 400°F (204°C). Prepare a muffin tin with nonstick spray or liners.
- Whisk together oats, flour, sugar, brown sugar, baking powder, salt, cinnamon, and nutmeg in a large bowl. In a separate bowl beat the eggs, then add to the dry ingredients.
- Add milk and oil to the large bowl and stir just until combined. Fold in the chopped walnuts. Let the batter sit 30–35 minutes so the oats soften.
- Spoon batter into each muffin cup about 3/4 full. Bake 17–18 minutes or until a toothpick inserted in the center comes out clean. Allow to cool slightly before removing from the tin.
Notes
Nutrition
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Calories: 459kcal
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Carbohydrates: 57g
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Protein: 8g
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Fat: 23g

