Place a small pot on medium heat
Add a tablespoon of cooking oil of your choice to the pot and add onions and Mexican blend seasoning. Once onions are cooked down, add can of black beans (rinsed and drained), 1-2 tsp of salt to taste, along with 1/3 cup water.
Keep stirring until black beans are soft and everything thickens. Add more seasoning/salt after if necessary.
To roast sweet potatoes:
Heat oven to 400 degrees.
Wash one large or two medium Japanese sweet potatoes and dry them.
Place sweet potatoes on a baking sheet with parchment paper (skin on).
Roast in the oven for 45 minutes or until cooked through.
Remove from the oven and let cool.