• 1 pound strawberries (about 4 cups), hulled, halved, quartered if large
• 1 vanilla bean, split lengthwise
• 1 1/2 cups all-purpose flour
• 1 teaspoon baking powder
• 1/2 teaspoon baking soda
• 3/4 teaspoon vanilla extract
• 3 tablespoons melted unsalted butter, plus more for pan and serving
• 1/4 cup toasted sliced almonds (optional)