Cookwith - Blueberry Vanilla Snack Cakes

Ingredients

• 1 cup all-purpose flour
• 1/2 cup granulated sugar
• 1/4 cup unsalted butter, softened
• 1/3 cup whole milk
• 1 large egg
• 1/2 tsp vanilla extract
• 1 tsp baking powder
• 1/4 tsp fine sea salt
• 1/2 cup fresh blueberries (or other berries)
• 1 tbsp coarse sugar (for topping)