Ingredients

• all-purpose flour - 1 and ½ cups
• granulated sugar - ¾ cup
• baking powder - 2 teaspoons
• salt - ½ teaspoon
• milk - ½ cup
• vegetable oil - ⅓ cup
• egg - 1 large
• vanilla extract - 1 teaspoon
• fresh blueberries - 1 cup
• all-purpose flour (for streusel) - ⅓ cup
• brown sugar - ¼ cup
• butter - 3 tablespoons

Instructions

1. 1.

   Preheat the oven to 375°F (190°C) and line a muffin tin with paper liners.

2. 2.

   In a large bowl, whisk together the flour, sugar, baking powder, and salt.

3. 3.

   In a separate bowl, mix milk, oil, egg, and vanilla extract until well combined.

4. 4.

   Pour the wet ingredients into the dry ingredients and stir until just combined.

5. 5.

   Gently fold in the blueberries, being careful not to overmix.

6. 6.

   Divide the batter evenly among the muffin cups.

7. 7.

   For the streusel, mix flour and brown sugar in a bowl, then cut in the butter until crumbly.

8. 8.

   Sprinkle the streusel evenly over the muffin batter.

9. 9.

   Bake for 20-25 minutes or until a toothpick inserted into the center comes out clean.

10. 10.

    Let the muffins cool in the pan for 5 minutes, then transfer to a wire rack to cool completely.

Nutritional Facts