Coconut Mango Upside Down Cake

Ingredients: 10 tablespoons (5 ounces) unsalted butter, divided, melted 2/3 cup (4 2/3 ounces) packed light brown sugar 2 large mangoes, peeled, sliced 1/2 cup (3 1/2 ounces) granulated sugar 1/2 teaspoon salt 2 large eggs 3/4 cup coconut milk 1 teaspoon vanilla extract 1 1/4 cups (6 1/4 ounces) all-purpose flour 1/4 cup shredded…