Cook beans with ½ an onion, 1 clove garlic, salt, and splash of olive oil about 40 minutes until not quite cooked all the way
Separate pan, sauté linguica or bacon. Then, add 1 chopped onion and some olive oil and sauté. Add 1 Tbspn of tomato paste or 1 tsp paprika.
Preheat oven to 250.
Start adding beans to sauté pan mixture and as much bean cooking water as needed. Bring to a boil.
Bake in pyrex for 45 minutes or longer covered. Enjoy with some good bread for a healthy and satisfying meal.