In a medium saucepan or skillet, heat the oil over medium-high heat. Add the onion and garlic and cook until starting to brown, about 2 minutes. Add the spice mix and beans and stir to combine. Reduce the heat to medium low and cook until the flavors meld, about 20 minutes. Serve warm.
Spice Mix
In a small bowl, combine the paprika, chili powder, oregano and cumin and mix well.