These Blackberry Muffins with Oatmeal Streusel are a delightful treat perfect for breakfast or a snack. Moist, tender muffins bursting with juicy blackberries and topped with a crunchy oat streusel.
Author:nadia
Prep Time:15 minutes
Cook Time:20 minutes
Total Time:35 minutes
Yield:12 muffins 1x
Category:Breakfast, Snack
Method:Baking
Cuisine:American
Diet:Vegetarian
Ingredients
UnitsScale
For the muffins:
2cups all-purpose flour
1/2cup granulated sugar
1/4cup brown sugar (packed)
2 teaspoons baking powder
1/2 teaspoon baking soda
1/2 teaspoon salt
1/2 teaspoon ground cinnamon
2/3cup whole milk
1/2cup plain Greek yogurt or sour cream
1/3cup vegetable oil
2 large eggs
1 1/2 teaspoons vanilla extract
1 1/2cups fresh or frozen blackberries (halved if large)
For the streusel topping:
1/3cup old-fashioned rolled oats
1/4cup all-purpose flour
1/4cup brown sugar
1/2 teaspoon cinnamon
3 tablespoons unsalted butter (cold and cubed)
Instructions
Preheat the oven and prepare the muffin tin: Preheat the oven to 375°F (190°C) and line a 12-cup muffin tin with paper liners.
Prepare the muffin batter: In a large bowl, whisk together the dry ingredients. In another bowl, whisk together the wet ingredients, then combine the wet and dry ingredients. Gently fold in the blackberries.
Add the streusel topping: Mix the streusel ingredients in a bowl and sprinkle over the muffin batter.
Bake the muffins: Bake for 18–22 minutes until a toothpick inserted into the center comes out clean. Cool before serving.
Notes
If using frozen blackberries, do not thaw before adding to the batter.
Best consumed within 2 days or freeze for up to 2 months.