01 - Rinse rice under cold water. Combine rice, water or broth, and pinch of salt in saucepan. Bring to boil, reduce heat to low, cover, and simmer 15 minutes. Remove from heat, let stand 5 minutes, then fluff with fork. Stir in lime juice and cilantro.
02 - Toss sliced steak with olive oil, chili powder, cumin, garlic powder, smoked paprika, salt, and pepper until evenly coated.
03 - Heat large skillet or grill pan over medium-high heat. Cook steak slices in single layer 2-3 minutes per side until browned and just cooked through. Remove from heat and tent with foil.
04 - Melt butter in saucepan over medium heat. Whisk in flour and cook 1 minute. Gradually whisk in milk until smooth. Cook stirring until thickened, 2-3 minutes. Lower heat and add cheeses, smoked paprika, cayenne, and salt. Stir until melted and smooth.
05 - Divide rice among 4 bowls. Top with steak slices, black beans, tomatoes, corn, avocado, and desired toppings. Drizzle generously with warm queso sauce. Garnish with cilantro and lime wedge.