Sprinkles' Strawberry Cupcakes

INGREDIENTS

• 2/3 cup whole fresh or frozen strawberries, thawed
• 1 1/2 cups all-purpose flour, sifted
• 1 teaspoon baking powder
• 1/4 teaspoon coarse salt
• 1/4 cup whole milk, room temperature
• 1 teaspoon pure vanilla extract
• 1/2 cup (1 stick) unsalted butter, room temperature
• 1 cup sugar
• 1 large egg, room temperature
• 2 large egg whites, room temperature
• Sprinkles' Strawberry Frosting