Preheat oven to 350 degrees F,
Lightly spray 13x9 baking dish with cooking spray.
Clean and cut strawberries and add to a large bowl.
Add flour, ¼ cup sugar and vanilla and toss to coat, set aside .
In a medium bowl, whisk together flour, 1 cup sugar, baking powder and salt.
Cut cold dairy free butter into the flour mixture until small crumbles form.
Gradually add dairy free milk and stir after each addition until well combined .
Add strawberries to prepared baking dish.
Scoop topping onto strawberries and spread slightly, mixture will be thick but will spread while baking .
Bake for 40-45 minutes or until golden brown.
Store leftovers in refrigerator.