Blueberry Muffins Recipe

Preheat oven to 375?F. Line muffin tins with paper cups.

Combine flour, sugar, baking powder, and salt in a medium bowl.

In another bowl, whisk together oil, buttermilk, egg, and vanilla. Pour over the flour mixture. Mix just until combined.

Add frozen blueberries.

Using a 2-ounce ice cream scooper, scoop the batter into the muffin cups.

Make the streusel:?Combine flour, butter, and light brown sugar; mix until it resembles coarse meal. Sprinkle top of each muffin with about 1 tablespoon of streusel.

Bake for 20 to 22 minutes or until tops are golden. Allow to cool for 15 minutes before serving.