Hot Ham Dips (Au Jus Ham Sandwiches) - Plain Chicken

Name: Hot Ham Dips (Au Jus Ham Sandwiches) - Plain Chicken
Cuisine: American
Ingredients: ¼ cup butter, cubed; 1 tsp garlic powder; 6 pretzel slider buns or 4 ciabatta rolls, split; 1 cup shredded cheddar cheese; 1 pound thinly sliced ham; 1 can (14-½ ounces) beef consommé or beef broth; ½ tsp garlic powder