adpated from AllRecipes.com

1 1/2 cups flour

1/2 cup sugar

1/2 teaspoon salt

2 teaspoon baking powder

1/3 cup vegetable oil

1 egg

1/3 cup milk

1 cup blueberries (fresh or frozen)

1/2 cup sugar

1/3 cup flour

1/4 cup butter, cubed

2 teaspoons cinnamon

Preheat oven to 400.  Grease muffin pan or line with muffin paper liners.

Combine 1 1/2 cups flour, 1/2 cup sugar, salt and baking powder.  Place the vegetable oil in a 1 cup measuring cup.  Add the egg and enough milk to fill the cup.  Mix with the flour mixture.  Fold in the blueberries.  Fill the muffin tins right to the top.  Top the batter with the crumble mixture.  

To make crumb topping: combine sugar, flour, butter and cinnamon.  With your fingertips, combine the butter with the dry ingredients.

Bake for 20 - 25 minutes or until lightly golden brown.