Easy Cuban Sandwich Recipe

Name: Easy Cuban Sandwich Recipe
Prep time: 25 min
Cook time: 3 h
Total time: 3 h 25 min
Cuisine: Latin American, American, Cuban
Ingredients: 4 small Cuban bread loaves (sliced lengthwise); 3 tbsp butter; 1 lb Cuban Roast Pork; 8 slices thinly sliced ham (I used honey ham); 8 slices Swiss Cheese; Dill pickle slices; Mustard (I use Dijon; yellow mustard is traditional); *Sriracha (optional, for mixing with the Dijon mustard); 4 lb pork shoulder roast ((also called pork butt)); 1 garlic clove; 1 tsp salt; 1 tsp black peppercorns; 1 cup orange juice (I used 2/3 cup 100% orange juice (not from concentrate, 1 lime juiced and 1 lemon juiced)); 1 lemon, juiced; 1 lime, juiced; 1 cup minced onion; 2 tsp dried oregano; ½ cup olive oil (Spanish olive oil if you have it; I use Italian)