Mofongo Recipe (Garlic-Flavored Mashed Plantains)

Name: Mofongo Recipe (Garlic-Flavored Mashed Plantains)
Prep time: 15 min
Cook time: 35 min
Total time: 50 min
Cuisine: American, Latin American
Ingredients: 2 tablespoons olive oil; 1 lb beef bones ([0.45 kg] any type would do); 2 cloves garlic (mashed); 1 onion (halved); 4 cups water; 1 sprig cilantro; 1 sprig of recao/cilantro ancho/culantro (optional); 1/4 tsp oregano; 3/4 tsp salt ((or more, to taste)); 1 cup oil for frying; 5 unripe plantains (peeled, cut into ¾" [2 cm] slices); 1 lb pork cracklings (cut into 1″ [2.5 cm] pieces (see notes!) ); 2 tbsp garlic (mashed); 1 1/2 tsp salt ((or more, to taste))