Strawberry Crumble Donuts

Donut Batter:

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

In another bowl, whisk together the milk, eggs, vanilla extract, and melted butter.

Gradually add the wet ingredients to the dry ingredients, mixing until just combined.

Fold in the chopped strawberries.

Crumble Topping:

In a small bowl, mix flour, brown sugar, and cubed butter. Use your fingertips to rub the butter into the dry ingredients until the mixture resembles coarse crumbs.

Baking: