Black Beans Cuban Style - cooking recipe

Ingredients

2 qt. plus 3 c. water, divided
1 lb. dry black beans, rinsed and sorted
2 1/2 tsp. salt, divided
3/4 Tbsp. olive oil, divided
2 medium onions, peeled, ends removed and chopped
1 medium green pepper, washed, seeded, cored and chopped
4 garlic cloves, peeled, ends removed and crushed
1 1/2 tsp. cumin
1 1/2 tsp. oregano
1 1/2 c. uncooked rice
1 tsp. butter or margarine
1/4 c. vinegar
1 c. onions, peeled, ends removed and chopped

Preparation

In a large pot, place 1 quart of water and beans.
Bring to a boil; boil for 2 minutes.
Remove from heat and set aside for 1 hour.
Discard water.
In a large pot, place beans, 1 quart water and 2 teaspoons salt or to taste.
Cook beans until tender, about 30 minutes.