Recipe makes 4 Servings
Heat a large non- stick skillet over medium-high heat.
Add in 1/2 of the oil and the onions and cook until they begin to brown and are tender.
Remove and place in a bowl with sliced roasted poblanos.
In same skillet, add remaining oil and the seasoned sliced beef.
Cook for several minutes until well browned, then add onions and peppers back to pan. Cook for a few moments longer then remove from heat.
Cut bolillos almost completely through and divide sirloin mixture evenly among the four sandwiches.
Top with hot queso and serve.