1 (10 oz) bag frozen Nature's Promise Organic Berry Medley, thawed and patted dry
Preheat oven to 375°F. Brush an 8x8-inch baking dish with 1 tbsp butter.
In a medium bowl, whisk together the milk, egg, and remaining 2 tbsp butter. Add the brown sugar, vanilla, baking powder, and cinnamon. Season with ⅛ tsp salt. Chop the bananas and add to the bowl, along with oats. Stir to combine.
Quarter the strawberries from the berry medley. Arrange half of berries on bottom of greased baking dish. Add oat mixture, spreading in even layer. Top with remaining berries.