Ingredient:

• 1 box (15-1/4 ounces) devil's food cake mix
• 1 can (21 ounces) cherry pie filling
• 2 large eggs, room temperature
• 2 teaspoons vanilla extract
• 8 tablespoons (1 stick) unsalted butter
• 1/3 cup evaporated milk
• 1 cup sugar
• 1/4 teaspoon salt
• 1/4 cup baking cocoa
• 1 cup semisweet chocolate chips