Mixed-Berry Spoon Cake - Master recipes

Ingredients

• 4 pt. strawberries (2 pounds) -
• 2 pt. blackberries (12 ounces) -
• 2 pt. raspberries (12 ounces) -
• 3/4 c. sugar, for the filling -
• 2 tbsp. cornstarch -
• 1 1/2 c. all-purpose flour -
• 1 c. sugar, for the batter -
• 2 tsp. finely grated lemon zest -
• 1 1/2 tsp. baking powder -
• 1 tsp. kosher salt -
• 2 eggs -
• 1/2 c. milk -
• 1 tsp. pure vanilla extract -
• 1 1/2 stick unsalted butter -