Mississippi Mud Cake

INGREDIENTS

• :
• 1½ cups all-purpose flour
• 1½ cups granulated sugar
• ¾ cup unsweetened cocoa powder
• 1½ teaspoons baking powder
• 1 teaspoon salt
• 1 cup whole milk
• 8 tablespoons unsalted butter, melted
• 2 eggs
• 1 teaspoon vanilla extract
• 3 cups miniature marshmallows
• 1 cup pecan halves
• ½ cup semisweet chocolate chips
• ¼ cup light corn syrup
• ¼ cup heavy cream
• ½ cup shredded sweetened coconut