Classic pupusas with beans and cheese - Tasty Hush

Ingredients

• 2 tablespoons avocado oil or any cooking oil, for frying
• 3 cups masa harina
• 2 teaspoons salt
• 2 ¾ cups warm water
• One packet of chicken seasoning (preferably Goya)
• 15 oz. refried beans
• 1 cup shredded mozzarella cheese
• 1 large carrot, peeled and thinly sliced (or ½ cup pre-shredded carrots)
• ½ a head of green cabbage, thinly shredded
• ½ an onion, finely chopped
• Salt to taste
• ½ cup white vinegar or apple cider vinegar
• ½ cup boiling water, or more if needed